981017440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4327}}^1$

素因数の和:4464

約数の個数: 96

約数和(自身を含む): 2519415360

約数和(自身を除く): 1538397920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 109, 130, 160, 208, 218, 260, 416, 436, 520, 545, 872, 1040, 1090, 1417, 1744, 2080, 2180, 2834, 3488, 4327, 4360, 5668, 7085, 8654, 8720, 11336, 14170, 17308, 17440, 21635, 22672, 28340, 34616, 43270, 45344, 56251, 56680, 69232, 86540, 112502, 113360, 138464, 173080, 225004, 226720, 281255, 346160, 450008, 471643, 562510, 692320, 900016, 943286, 1125020, 1800032, 1886572, 2250040, 2358215, 3773144, 4500080, 4716430, 6131359, 7546288, 9000160, 9432860, 12262718, 15092576, 18865720, 24525436, 30656795, 37731440, 49050872, 61313590, 75462880, 98101744, 122627180, 196203488, 245254360, 490508720, 981017440]

約数ペア:

[(1, 981017440), (2, 490508720), (4, 245254360), (5, 196203488), (8, 122627180), (10, 98101744), (13, 75462880), (16, 61313590), (20, 49050872), (26, 37731440), (32, 30656795), (40, 24525436), (52, 18865720), (65, 15092576), (80, 12262718), (104, 9432860), (109, 9000160), (130, 7546288), (160, 6131359), (208, 4716430), (218, 4500080), (260, 3773144), (416, 2358215), (436, 2250040), (520, 1886572), (545, 1800032), (872, 1125020), (1040, 943286), (1090, 900016), (1417, 692320), (1744, 562510), (2080, 471643), (2180, 450008), (2834, 346160), (3488, 281255), (4327, 226720), (4360, 225004), (5668, 173080), (7085, 138464), (8654, 113360), (8720, 112502), (11336, 86540), (14170, 69232), (17308, 56680), (17440, 56251), (21635, 45344), (22672, 43270), (28340, 34616)]