649995016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6373}}^1$

素因数の和:6470

約数の個数: 64

約数和(自身を含む): 1422676800

約数和(自身を除く): 772681784

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 61, 76, 88, 122, 152, 209, 244, 418, 488, 671, 836, 1159, 1342, 1672, 2318, 2684, 4636, 5368, 6373, 9272, 12746, 12749, 25492, 25498, 50984, 50996, 70103, 101992, 121087, 140206, 242174, 280412, 388753, 484348, 560824, 777506, 968696, 1331957, 1555012, 2663914, 3110024, 4276283, 5327828, 7386307, 8552566, 10655656, 14772614, 17105132, 29545228, 34210264, 59090456, 81249377, 162498754, 324997508, 649995016]

約数ペア:

[(1, 649995016), (2, 324997508), (4, 162498754), (8, 81249377), (11, 59090456), (19, 34210264), (22, 29545228), (38, 17105132), (44, 14772614), (61, 10655656), (76, 8552566), (88, 7386307), (122, 5327828), (152, 4276283), (209, 3110024), (244, 2663914), (418, 1555012), (488, 1331957), (671, 968696), (836, 777506), (1159, 560824), (1342, 484348), (1672, 388753), (2318, 280412), (2684, 242174), (4636, 140206), (5368, 121087), (6373, 101992), (9272, 70103), (12746, 50996), (12749, 50984), (25492, 25498)]