87843080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:583

約数の個数: 128

約数和(自身を含む): 237686400

約数和(自身を除く): 149843320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 520, 523, 646, 680, 760, 884, 988, 1046, 1105, 1235, 1292, 1615, 1768, 1976, 2092, 2210, 2470, 2584, 2615, 3230, 4184, 4199, 4420, 4940, 5230, 6460, 6799, 8398, 8840, 8891, 9880, 9937, 10460, 12920, 13598, 16796, 17782, 19874, 20920, 20995, 27196, 33592, 33995, 35564, 39748, 41990, 44455, 49685, 54392, 67990, 71128, 79496, 83980, 88910, 99370, 115583, 129181, 135980, 167960, 168929, 177820, 198740, 231166, 258362, 271960, 337858, 355640, 397480, 462332, 516724, 577915, 645905, 675716, 844645, 924664, 1033448, 1155830, 1291810, 1351432, 1689290, 2196077, 2311660, 2583620, 3378580, 4392154, 4623320, 5167240, 6757160, 8784308, 10980385, 17568616, 21960770, 43921540, 87843080]

約数ペア:

[(1, 87843080), (2, 43921540), (4, 21960770), (5, 17568616), (8, 10980385), (10, 8784308), (13, 6757160), (17, 5167240), (19, 4623320), (20, 4392154), (26, 3378580), (34, 2583620), (38, 2311660), (40, 2196077), (52, 1689290), (65, 1351432), (68, 1291810), (76, 1155830), (85, 1033448), (95, 924664), (104, 844645), (130, 675716), (136, 645905), (152, 577915), (170, 516724), (190, 462332), (221, 397480), (247, 355640), (260, 337858), (323, 271960), (340, 258362), (380, 231166), (442, 198740), (494, 177820), (520, 168929), (523, 167960), (646, 135980), (680, 129181), (760, 115583), (884, 99370), (988, 88910), (1046, 83980), (1105, 79496), (1235, 71128), (1292, 67990), (1615, 54392), (1768, 49685), (1976, 44455), (2092, 41990), (2210, 39748), (2470, 35564), (2584, 33995), (2615, 33592), (3230, 27196), (4184, 20995), (4199, 20920), (4420, 19874), (4940, 17782), (5230, 16796), (6460, 13598), (6799, 12920), (8398, 10460), (8840, 9937), (8891, 9880)]