88781480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{953}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 213276240

約数和(自身を除く): 124494760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 137, 170, 274, 340, 548, 680, 685, 953, 1096, 1370, 1906, 2329, 2740, 3812, 4658, 4765, 5480, 7624, 9316, 9530, 11645, 16201, 18632, 19060, 23290, 32402, 38120, 46580, 64804, 81005, 93160, 129608, 130561, 162010, 261122, 324020, 522244, 648040, 652805, 1044488, 1305610, 2219537, 2611220, 4439074, 5222440, 8878148, 11097685, 17756296, 22195370, 44390740, 88781480]

約数ペア:

[(1, 88781480), (2, 44390740), (4, 22195370), (5, 17756296), (8, 11097685), (10, 8878148), (17, 5222440), (20, 4439074), (34, 2611220), (40, 2219537), (68, 1305610), (85, 1044488), (136, 652805), (137, 648040), (170, 522244), (274, 324020), (340, 261122), (548, 162010), (680, 130561), (685, 129608), (953, 93160), (1096, 81005), (1370, 64804), (1906, 46580), (2329, 38120), (2740, 32402), (3812, 23290), (4658, 19060), (4765, 18632), (5480, 16201), (7624, 11645), (9316, 9530)]