181542.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 103420800

約数和(自身を除く): 58812920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 113, 139, 142, 226, 278, 284, 355, 452, 556, 565, 568, 695, 710, 904, 1112, 1130, 1390, 1420, 2260, 2780, 2840, 4520, 5560, 8023, 9869, 15707, 16046, 19738, 31414, 32092, 39476, 40115, 49345, 62828, 64184, 78535, 78952, 80230, 98690, 125656, 157070, 160460, 197380, 314140, 320920, 394760, 628280, 1115197, 2230394, 4460788, 5575985, 8921576, 11151970, 22303940, 44607880]

約数ペア:

[(1, 44607880), (2, 22303940), (4, 11151970), (5, 8921576), (8, 5575985), (10, 4460788), (20, 2230394), (40, 1115197), (71, 628280), (113, 394760), (139, 320920), (142, 314140), (226, 197380), (278, 160460), (284, 157070), (355, 125656), (452, 98690), (556, 80230), (565, 78952), (568, 78535), (695, 64184), (710, 62828), (904, 49345), (1112, 40115), (1130, 39476), (1390, 32092), (1420, 31414), (2260, 19738), (2780, 16046), (2840, 15707), (4520, 9869), (5560, 8023)]