86989600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 229672800

約数和(自身を除く): 142683200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 59, 76, 80, 95, 97, 100, 118, 152, 160, 190, 194, 200, 236, 295, 304, 380, 388, 400, 472, 475, 485, 590, 608, 760, 776, 800, 944, 950, 970, 1121, 1180, 1475, 1520, 1552, 1843, 1888, 1900, 1940, 2242, 2360, 2425, 2950, 3040, 3104, 3686, 3800, 3880, 4484, 4720, 4850, 5605, 5723, 5900, 7372, 7600, 7760, 8968, 9215, 9440, 9700, 11210, 11446, 11800, 14744, 15200, 15520, 17936, 18430, 19400, 22420, 22892, 23600, 28025, 28615, 29488, 35872, 36860, 38800, 44840, 45784, 46075, 47200, 56050, 57230, 58976, 73720, 77600, 89680, 91568, 92150, 108737, 112100, 114460, 143075, 147440, 179360, 183136, 184300, 217474, 224200, 228920, 286150, 294880, 368600, 434948, 448400, 457840, 543685, 572300, 737200, 869896, 896800, 915680, 1087370, 1144600, 1474400, 1739792, 2174740, 2289200, 2718425, 3479584, 4349480, 4578400, 5436850, 8698960, 10873700, 17397920, 21747400, 43494800, 86989600]

約数ペア:

[(1, 86989600), (2, 43494800), (4, 21747400), (5, 17397920), (8, 10873700), (10, 8698960), (16, 5436850), (19, 4578400), (20, 4349480), (25, 3479584), (32, 2718425), (38, 2289200), (40, 2174740), (50, 1739792), (59, 1474400), (76, 1144600), (80, 1087370), (95, 915680), (97, 896800), (100, 869896), (118, 737200), (152, 572300), (160, 543685), (190, 457840), (194, 448400), (200, 434948), (236, 368600), (295, 294880), (304, 286150), (380, 228920), (388, 224200), (400, 217474), (472, 184300), (475, 183136), (485, 179360), (590, 147440), (608, 143075), (760, 114460), (776, 112100), (800, 108737), (944, 92150), (950, 91568), (970, 89680), (1121, 77600), (1180, 73720), (1475, 58976), (1520, 57230), (1552, 56050), (1843, 47200), (1888, 46075), (1900, 45784), (1940, 44840), (2242, 38800), (2360, 36860), (2425, 35872), (2950, 29488), (3040, 28615), (3104, 28025), (3686, 23600), (3800, 22892), (3880, 22420), (4484, 19400), (4720, 18430), (4850, 17936), (5605, 15520), (5723, 15200), (5900, 14744), (7372, 11800), (7600, 11446), (7760, 11210), (8968, 9700), (9215, 9440)]