78892750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 164773440

約数和(自身を除く): 85880690

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 125, 170, 190, 250, 323, 425, 475, 646, 850, 950, 977, 1615, 1954, 2125, 2375, 3230, 4250, 4750, 4885, 8075, 9770, 16150, 16609, 18563, 24425, 33218, 37126, 40375, 48850, 80750, 83045, 92815, 122125, 166090, 185630, 244250, 315571, 415225, 464075, 631142, 830450, 928150, 1577855, 2076125, 2320375, 3155710, 4152250, 4640750, 7889275, 15778550, 39446375, 78892750]

約数ペア:

[(1, 78892750), (2, 39446375), (5, 15778550), (10, 7889275), (17, 4640750), (19, 4152250), (25, 3155710), (34, 2320375), (38, 2076125), (50, 1577855), (85, 928150), (95, 830450), (125, 631142), (170, 464075), (190, 415225), (250, 315571), (323, 244250), (425, 185630), (475, 166090), (646, 122125), (850, 92815), (950, 83045), (977, 80750), (1615, 48850), (1954, 40375), (2125, 37126), (2375, 33218), (3230, 24425), (4250, 18563), (4750, 16609), (4885, 16150), (8075, 9770)]