81163680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13007}}^1$

素因数の和:13038

約数の個数: 96

約数和(自身を含む): 275353344

約数和(自身を除く): 194189664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 13007, 26014, 39021, 52028, 65035, 78042, 104056, 130070, 156084, 169091, 195105, 208112, 260140, 312168, 338182, 390210, 416224, 507273, 520280, 624336, 676364, 780420, 845455, 1014546, 1040560, 1248672, 1352728, 1560840, 1690910, 2029092, 2081120, 2536365, 2705456, 3121680, 3381820, 4058184, 5072730, 5410912, 6243360, 6763640, 8116368, 10145460, 13527280, 16232736, 20290920, 27054560, 40581840, 81163680]

約数ペア:

[(1, 81163680), (2, 40581840), (3, 27054560), (4, 20290920), (5, 16232736), (6, 13527280), (8, 10145460), (10, 8116368), (12, 6763640), (13, 6243360), (15, 5410912), (16, 5072730), (20, 4058184), (24, 3381820), (26, 3121680), (30, 2705456), (32, 2536365), (39, 2081120), (40, 2029092), (48, 1690910), (52, 1560840), (60, 1352728), (65, 1248672), (78, 1040560), (80, 1014546), (96, 845455), (104, 780420), (120, 676364), (130, 624336), (156, 520280), (160, 507273), (195, 416224), (208, 390210), (240, 338182), (260, 312168), (312, 260140), (390, 208112), (416, 195105), (480, 169091), (520, 156084), (624, 130070), (780, 104056), (1040, 78042), (1248, 65035), (1560, 52028), (2080, 39021), (3120, 26014), (6240, 13007)]