91940080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1009}}^1$

素因数の和:1106

約数の個数: 80

約数和(自身を含む): 229940640

約数和(自身を除く): 138000560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 536, 670, 680, 1009, 1072, 1139, 1340, 1360, 2018, 2278, 2680, 4036, 4556, 5045, 5360, 5695, 8072, 9112, 10090, 11390, 16144, 17153, 18224, 20180, 22780, 34306, 40360, 45560, 67603, 68612, 80720, 85765, 91120, 135206, 137224, 171530, 270412, 274448, 338015, 343060, 540824, 676030, 686120, 1081648, 1149251, 1352060, 1372240, 2298502, 2704120, 4597004, 5408240, 5746255, 9194008, 11492510, 18388016, 22985020, 45970040, 91940080]

約数ペア:

[(1, 91940080), (2, 45970040), (4, 22985020), (5, 18388016), (8, 11492510), (10, 9194008), (16, 5746255), (17, 5408240), (20, 4597004), (34, 2704120), (40, 2298502), (67, 1372240), (68, 1352060), (80, 1149251), (85, 1081648), (134, 686120), (136, 676030), (170, 540824), (268, 343060), (272, 338015), (335, 274448), (340, 270412), (536, 171530), (670, 137224), (680, 135206), (1009, 91120), (1072, 85765), (1139, 80720), (1340, 68612), (1360, 67603), (2018, 45560), (2278, 40360), (2680, 34306), (4036, 22780), (4556, 20180), (5045, 18224), (5360, 17153), (5695, 16144), (8072, 11390), (9112, 10090)]