90296800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 144

約数和(自身を含む): 248984064

約数和(自身を除く): 158687264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 331, 341, 352, 400, 440, 496, 550, 620, 662, 682, 775, 800, 880, 992, 1100, 1240, 1324, 1364, 1550, 1655, 1705, 1760, 2200, 2480, 2648, 2728, 3100, 3310, 3410, 3641, 4400, 4960, 5296, 5456, 6200, 6620, 6820, 7282, 8275, 8525, 8800, 10261, 10592, 10912, 12400, 13240, 13640, 14564, 16550, 17050, 18205, 20522, 24800, 26480, 27280, 29128, 33100, 34100, 36410, 41044, 51305, 52960, 54560, 58256, 66200, 68200, 72820, 82088, 91025, 102610, 112871, 116512, 132400, 136400, 145640, 164176, 182050, 205220, 225742, 256525, 264800, 272800, 291280, 328352, 364100, 410440, 451484, 513050, 564355, 582560, 728200, 820880, 902968, 1026100, 1128710, 1456400, 1641760, 1805936, 2052200, 2257420, 2821775, 2912800, 3611872, 4104400, 4514840, 5643550, 8208800, 9029680, 11287100, 18059360, 22574200, 45148400, 90296800]

約数ペア:

[(1, 90296800), (2, 45148400), (4, 22574200), (5, 18059360), (8, 11287100), (10, 9029680), (11, 8208800), (16, 5643550), (20, 4514840), (22, 4104400), (25, 3611872), (31, 2912800), (32, 2821775), (40, 2257420), (44, 2052200), (50, 1805936), (55, 1641760), (62, 1456400), (80, 1128710), (88, 1026100), (100, 902968), (110, 820880), (124, 728200), (155, 582560), (160, 564355), (176, 513050), (200, 451484), (220, 410440), (248, 364100), (275, 328352), (310, 291280), (331, 272800), (341, 264800), (352, 256525), (400, 225742), (440, 205220), (496, 182050), (550, 164176), (620, 145640), (662, 136400), (682, 132400), (775, 116512), (800, 112871), (880, 102610), (992, 91025), (1100, 82088), (1240, 72820), (1324, 68200), (1364, 66200), (1550, 58256), (1655, 54560), (1705, 52960), (1760, 51305), (2200, 41044), (2480, 36410), (2648, 34100), (2728, 33100), (3100, 29128), (3310, 27280), (3410, 26480), (3641, 24800), (4400, 20522), (4960, 18205), (5296, 17050), (5456, 16550), (6200, 14564), (6620, 13640), (6820, 13240), (7282, 12400), (8275, 10912), (8525, 10592), (8800, 10261)]