2757675080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1\times {\mathrm{1619}}^1$

素因数の和:2166

約数の個数: 64

約数和(自身を含む): 6286896000

約数和(自身を除く): 3529220920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 439, 485, 776, 878, 970, 1619, 1756, 1940, 2195, 3238, 3512, 3880, 4390, 6476, 8095, 8780, 12952, 16190, 17560, 32380, 42583, 64760, 85166, 157043, 170332, 212915, 314086, 340664, 425830, 628172, 710741, 785215, 851660, 1256344, 1421482, 1570430, 1703320, 2842964, 3140860, 3553705, 5685928, 6281720, 7107410, 14214820, 28429640, 68941877, 137883754, 275767508, 344709385, 551535016, 689418770, 1378837540, 2757675080]

約数ペア:

[(1, 2757675080), (2, 1378837540), (4, 689418770), (5, 551535016), (8, 344709385), (10, 275767508), (20, 137883754), (40, 68941877), (97, 28429640), (194, 14214820), (388, 7107410), (439, 6281720), (485, 5685928), (776, 3553705), (878, 3140860), (970, 2842964), (1619, 1703320), (1756, 1570430), (1940, 1421482), (2195, 1256344), (3238, 851660), (3512, 785215), (3880, 710741), (4390, 628172), (6476, 425830), (8095, 340664), (8780, 314086), (12952, 212915), (16190, 170332), (17560, 157043), (32380, 85166), (42583, 64760)]