51443260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 128378880

約数和(自身を除く): 76935620

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 38, 44, 55, 62, 76, 95, 110, 124, 155, 190, 209, 220, 310, 341, 380, 397, 418, 589, 620, 682, 794, 836, 1045, 1178, 1364, 1588, 1705, 1985, 2090, 2356, 2945, 3410, 3970, 4180, 4367, 5890, 6479, 6820, 7543, 7940, 8734, 11780, 12307, 12958, 15086, 17468, 21835, 24614, 25916, 30172, 32395, 37715, 43670, 49228, 61535, 64790, 75430, 82973, 87340, 123070, 129580, 135377, 150860, 165946, 233833, 246140, 270754, 331892, 414865, 467666, 541508, 676885, 829730, 935332, 1169165, 1353770, 1659460, 2338330, 2572163, 2707540, 4676660, 5144326, 10288652, 12860815, 25721630, 51443260]

約数ペア:

[(1, 51443260), (2, 25721630), (4, 12860815), (5, 10288652), (10, 5144326), (11, 4676660), (19, 2707540), (20, 2572163), (22, 2338330), (31, 1659460), (38, 1353770), (44, 1169165), (55, 935332), (62, 829730), (76, 676885), (95, 541508), (110, 467666), (124, 414865), (155, 331892), (190, 270754), (209, 246140), (220, 233833), (310, 165946), (341, 150860), (380, 135377), (397, 129580), (418, 123070), (589, 87340), (620, 82973), (682, 75430), (794, 64790), (836, 61535), (1045, 49228), (1178, 43670), (1364, 37715), (1588, 32395), (1705, 30172), (1985, 25916), (2090, 24614), (2356, 21835), (2945, 17468), (3410, 15086), (3970, 12958), (4180, 12307), (4367, 11780), (5890, 8734), (6479, 7940), (6820, 7543)]