89866520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 219784320

約数和(自身を除く): 129917800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 137, 155, 184, 230, 248, 274, 310, 460, 529, 548, 620, 685, 713, 920, 1058, 1096, 1240, 1370, 1426, 2116, 2645, 2740, 2852, 3151, 3565, 4232, 4247, 5290, 5480, 5704, 6302, 7130, 8494, 10580, 12604, 14260, 15755, 16399, 16988, 21160, 21235, 25208, 28520, 31510, 32798, 33976, 42470, 63020, 65596, 72473, 81995, 84940, 97681, 126040, 131192, 144946, 163990, 169880, 195362, 289892, 327980, 362365, 390724, 488405, 579784, 655960, 724730, 781448, 976810, 1449460, 1953620, 2246663, 2898920, 3907240, 4493326, 8986652, 11233315, 17973304, 22466630, 44933260, 89866520]

約数ペア:

[(1, 89866520), (2, 44933260), (4, 22466630), (5, 17973304), (8, 11233315), (10, 8986652), (20, 4493326), (23, 3907240), (31, 2898920), (40, 2246663), (46, 1953620), (62, 1449460), (92, 976810), (115, 781448), (124, 724730), (137, 655960), (155, 579784), (184, 488405), (230, 390724), (248, 362365), (274, 327980), (310, 289892), (460, 195362), (529, 169880), (548, 163990), (620, 144946), (685, 131192), (713, 126040), (920, 97681), (1058, 84940), (1096, 81995), (1240, 72473), (1370, 65596), (1426, 63020), (2116, 42470), (2645, 33976), (2740, 32798), (2852, 31510), (3151, 28520), (3565, 25208), (4232, 21235), (4247, 21160), (5290, 16988), (5480, 16399), (5704, 15755), (6302, 14260), (7130, 12604), (8494, 10580)]