17871018100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{7459}}^1$

素因数の和:7602

約数の個数: 144

約数和(自身を含む): 44420420800

約数和(自身を除く): 26549402700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 97, 100, 130, 190, 194, 247, 260, 325, 380, 388, 475, 485, 494, 650, 950, 970, 988, 1235, 1261, 1300, 1843, 1900, 1940, 2425, 2470, 2522, 3686, 4850, 4940, 5044, 6175, 6305, 7372, 7459, 9215, 9700, 12350, 12610, 14918, 18430, 23959, 24700, 25220, 29836, 31525, 36860, 37295, 46075, 47918, 63050, 74590, 92150, 95836, 96967, 119795, 126100, 141721, 149180, 184300, 186475, 193934, 239590, 283442, 372950, 387868, 479180, 484835, 566884, 598975, 708605, 723523, 745900, 969670, 1197950, 1417210, 1447046, 1842373, 1939340, 2395900, 2424175, 2834420, 2894092, 3543025, 3617615, 3684746, 4848350, 7086050, 7235230, 7369492, 9211865, 9405799, 9696700, 13746937, 14172100, 14470460, 18088075, 18423730, 18811598, 27493874, 36176150, 36847460, 37623196, 46059325, 47028995, 54987748, 68734685, 72352300, 92118650, 94057990, 137469370, 178710181, 184237300, 188115980, 235144975, 274938740, 343673425, 357420362, 470289950, 687346850, 714840724, 893550905, 940579900, 1374693700, 1787101810, 3574203620, 4467754525, 8935509050, 17871018100]

約数ペア:

[(1, 17871018100), (2, 8935509050), (4, 4467754525), (5, 3574203620), (10, 1787101810), (13, 1374693700), (19, 940579900), (20, 893550905), (25, 714840724), (26, 687346850), (38, 470289950), (50, 357420362), (52, 343673425), (65, 274938740), (76, 235144975), (95, 188115980), (97, 184237300), (100, 178710181), (130, 137469370), (190, 94057990), (194, 92118650), (247, 72352300), (260, 68734685), (325, 54987748), (380, 47028995), (388, 46059325), (475, 37623196), (485, 36847460), (494, 36176150), (650, 27493874), (950, 18811598), (970, 18423730), (988, 18088075), (1235, 14470460), (1261, 14172100), (1300, 13746937), (1843, 9696700), (1900, 9405799), (1940, 9211865), (2425, 7369492), (2470, 7235230), (2522, 7086050), (3686, 4848350), (4850, 3684746), (4940, 3617615), (5044, 3543025), (6175, 2894092), (6305, 2834420), (7372, 2424175), (7459, 2395900), (9215, 1939340), (9700, 1842373), (12350, 1447046), (12610, 1417210), (14918, 1197950), (18430, 969670), (23959, 745900), (24700, 723523), (25220, 708605), (29836, 598975), (31525, 566884), (36860, 484835), (37295, 479180), (46075, 387868), (47918, 372950), (63050, 283442), (74590, 239590), (92150, 193934), (95836, 186475), (96967, 184300), (119795, 149180), (126100, 141721)]