91979775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 176707440

約数和(自身を除く): 84727665

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 139, 153, 173, 225, 255, 417, 425, 519, 695, 765, 865, 1251, 1275, 1557, 2085, 2363, 2595, 2941, 3475, 3825, 4325, 6255, 7089, 7785, 8823, 10425, 11815, 12975, 14705, 21267, 24047, 26469, 31275, 35445, 38925, 44115, 59075, 72141, 73525, 106335, 120235, 132345, 177225, 216423, 220575, 360705, 408799, 531675, 601175, 661725, 1082115, 1226397, 1803525, 2043995, 3679191, 5410575, 6131985, 10219975, 18395955, 30659925, 91979775]

約数ペア:

[(1, 91979775), (3, 30659925), (5, 18395955), (9, 10219975), (15, 6131985), (17, 5410575), (25, 3679191), (45, 2043995), (51, 1803525), (75, 1226397), (85, 1082115), (139, 661725), (153, 601175), (173, 531675), (225, 408799), (255, 360705), (417, 220575), (425, 216423), (519, 177225), (695, 132345), (765, 120235), (865, 106335), (1251, 73525), (1275, 72141), (1557, 59075), (2085, 44115), (2363, 38925), (2595, 35445), (2941, 31275), (3475, 26469), (3825, 24047), (4325, 21267), (6255, 14705), (7089, 12975), (7785, 11815), (8823, 10425)]