90839600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 232485120

約数和(自身を除く): 141645520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 41, 50, 58, 80, 82, 100, 116, 145, 164, 191, 200, 205, 232, 290, 328, 382, 400, 410, 464, 580, 656, 725, 764, 820, 955, 1025, 1160, 1189, 1450, 1528, 1640, 1910, 2050, 2320, 2378, 2900, 3056, 3280, 3820, 4100, 4756, 4775, 5539, 5800, 5945, 7640, 7831, 8200, 9512, 9550, 11078, 11600, 11890, 15280, 15662, 16400, 19024, 19100, 22156, 23780, 27695, 29725, 31324, 38200, 39155, 44312, 47560, 55390, 59450, 62648, 76400, 78310, 88624, 95120, 110780, 118900, 125296, 138475, 156620, 195775, 221560, 227099, 237800, 276950, 313240, 391550, 443120, 454198, 475600, 553900, 626480, 783100, 908396, 1107800, 1135495, 1566200, 1816792, 2215600, 2270990, 3132400, 3633584, 4541980, 5677475, 9083960, 11354950, 18167920, 22709900, 45419800, 90839600]

約数ペア:

[(1, 90839600), (2, 45419800), (4, 22709900), (5, 18167920), (8, 11354950), (10, 9083960), (16, 5677475), (20, 4541980), (25, 3633584), (29, 3132400), (40, 2270990), (41, 2215600), (50, 1816792), (58, 1566200), (80, 1135495), (82, 1107800), (100, 908396), (116, 783100), (145, 626480), (164, 553900), (191, 475600), (200, 454198), (205, 443120), (232, 391550), (290, 313240), (328, 276950), (382, 237800), (400, 227099), (410, 221560), (464, 195775), (580, 156620), (656, 138475), (725, 125296), (764, 118900), (820, 110780), (955, 95120), (1025, 88624), (1160, 78310), (1189, 76400), (1450, 62648), (1528, 59450), (1640, 55390), (1910, 47560), (2050, 44312), (2320, 39155), (2378, 38200), (2900, 31324), (3056, 29725), (3280, 27695), (3820, 23780), (4100, 22156), (4756, 19100), (4775, 19024), (5539, 16400), (5800, 15662), (5945, 15280), (7640, 11890), (7831, 11600), (8200, 11078), (9512, 9550)]