814278860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 1831624704

約数和(自身を除く): 1017345844

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 103, 124, 155, 164, 205, 206, 310, 311, 410, 412, 515, 620, 622, 820, 1030, 1244, 1271, 1555, 2060, 2542, 3110, 3193, 4223, 5084, 6220, 6355, 6386, 8446, 9641, 12710, 12751, 12772, 15965, 16892, 19282, 21115, 25420, 25502, 31930, 32033, 38564, 42230, 48205, 51004, 63755, 63860, 64066, 84460, 96410, 127510, 128132, 130913, 160165, 192820, 255020, 261826, 320330, 395281, 523652, 640660, 654565, 790562, 993023, 1309130, 1313353, 1581124, 1976405, 1986046, 2618260, 2626706, 3952810, 3972092, 4965115, 5253412, 6566765, 7905620, 9930230, 13133530, 19860460, 26267060, 40713943, 81427886, 162855772, 203569715, 407139430, 814278860]

約数ペア:

[(1, 814278860), (2, 407139430), (4, 203569715), (5, 162855772), (10, 81427886), (20, 40713943), (31, 26267060), (41, 19860460), (62, 13133530), (82, 9930230), (103, 7905620), (124, 6566765), (155, 5253412), (164, 4965115), (205, 3972092), (206, 3952810), (310, 2626706), (311, 2618260), (410, 1986046), (412, 1976405), (515, 1581124), (620, 1313353), (622, 1309130), (820, 993023), (1030, 790562), (1244, 654565), (1271, 640660), (1555, 523652), (2060, 395281), (2542, 320330), (3110, 261826), (3193, 255020), (4223, 192820), (5084, 160165), (6220, 130913), (6355, 128132), (6386, 127510), (8446, 96410), (9641, 84460), (12710, 64066), (12751, 63860), (12772, 63755), (15965, 51004), (16892, 48205), (19282, 42230), (21115, 38564), (25420, 32033), (25502, 31930)]