20837017300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{3803}}^1$

素因数の和:4138

約数の個数: 144

約数和(自身を含む): 52420519872

約数和(自身を除く): 31583502572

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 293, 340, 374, 425, 550, 586, 748, 850, 935, 1100, 1172, 1465, 1700, 1870, 2930, 3223, 3740, 3803, 4675, 4981, 5860, 6446, 7325, 7606, 9350, 9962, 12892, 14650, 15212, 16115, 18700, 19015, 19924, 24905, 29300, 32230, 38030, 41833, 49810, 54791, 64460, 64651, 76060, 80575, 83666, 95075, 99620, 109582, 124525, 129302, 161150, 167332, 190150, 209165, 219164, 249050, 258604, 273955, 322300, 323255, 380300, 418330, 498100, 547910, 646510, 711161, 836660, 1045825, 1095820, 1114279, 1293020, 1369775, 1422322, 1616275, 2091650, 2228558, 2739550, 2844644, 3232550, 3555805, 4183300, 4457116, 5479100, 5571395, 6465100, 7111610, 11142790, 12257069, 14223220, 17779025, 18942743, 22285580, 24514138, 27856975, 35558050, 37885486, 49028276, 55713950, 61285345, 71116100, 75770972, 94713715, 111427900, 122570690, 189427430, 208370173, 245141380, 306426725, 378854860, 416740346, 473568575, 612853450, 833480692, 947137150, 1041850865, 1225706900, 1894274300, 2083701730, 4167403460, 5209254325, 10418508650, 20837017300]

約数ペア:

[(1, 20837017300), (2, 10418508650), (4, 5209254325), (5, 4167403460), (10, 2083701730), (11, 1894274300), (17, 1225706900), (20, 1041850865), (22, 947137150), (25, 833480692), (34, 612853450), (44, 473568575), (50, 416740346), (55, 378854860), (68, 306426725), (85, 245141380), (100, 208370173), (110, 189427430), (170, 122570690), (187, 111427900), (220, 94713715), (275, 75770972), (293, 71116100), (340, 61285345), (374, 55713950), (425, 49028276), (550, 37885486), (586, 35558050), (748, 27856975), (850, 24514138), (935, 22285580), (1100, 18942743), (1172, 17779025), (1465, 14223220), (1700, 12257069), (1870, 11142790), (2930, 7111610), (3223, 6465100), (3740, 5571395), (3803, 5479100), (4675, 4457116), (4981, 4183300), (5860, 3555805), (6446, 3232550), (7325, 2844644), (7606, 2739550), (9350, 2228558), (9962, 2091650), (12892, 1616275), (14650, 1422322), (15212, 1369775), (16115, 1293020), (18700, 1114279), (19015, 1095820), (19924, 1045825), (24905, 836660), (29300, 711161), (32230, 646510), (38030, 547910), (41833, 498100), (49810, 418330), (54791, 380300), (64460, 323255), (64651, 322300), (76060, 273955), (80575, 258604), (83666, 249050), (95075, 219164), (99620, 209165), (109582, 190150), (124525, 167332), (129302, 161150)]