70438820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 166634496

約数和(自身を除く): 96195676

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 41, 62, 68, 82, 85, 124, 155, 163, 164, 170, 205, 310, 326, 340, 410, 527, 620, 652, 697, 815, 820, 1054, 1271, 1394, 1630, 2108, 2542, 2635, 2771, 2788, 3260, 3485, 5053, 5084, 5270, 5542, 6355, 6683, 6970, 10106, 10540, 11084, 12710, 13366, 13855, 13940, 20212, 21607, 25265, 25420, 26732, 27710, 33415, 43214, 50530, 55420, 66830, 85901, 86428, 101060, 108035, 113611, 133660, 171802, 207173, 216070, 227222, 343604, 414346, 429505, 432140, 454444, 568055, 828692, 859010, 1035865, 1136110, 1718020, 2071730, 2272220, 3521941, 4143460, 7043882, 14087764, 17609705, 35219410, 70438820]

約数ペア:

[(1, 70438820), (2, 35219410), (4, 17609705), (5, 14087764), (10, 7043882), (17, 4143460), (20, 3521941), (31, 2272220), (34, 2071730), (41, 1718020), (62, 1136110), (68, 1035865), (82, 859010), (85, 828692), (124, 568055), (155, 454444), (163, 432140), (164, 429505), (170, 414346), (205, 343604), (310, 227222), (326, 216070), (340, 207173), (410, 171802), (527, 133660), (620, 113611), (652, 108035), (697, 101060), (815, 86428), (820, 85901), (1054, 66830), (1271, 55420), (1394, 50530), (1630, 43214), (2108, 33415), (2542, 27710), (2635, 26732), (2771, 25420), (2788, 25265), (3260, 21607), (3485, 20212), (5053, 13940), (5084, 13855), (5270, 13366), (5542, 12710), (6355, 11084), (6683, 10540), (6970, 10106)]