80451910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:829

約数の個数: 64

約数和(自身を含む): 181937664

約数和(自身を除く): 101485754

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 163, 326, 385, 641, 770, 815, 1141, 1282, 1630, 1793, 2282, 3205, 3586, 4487, 5705, 6410, 7051, 8965, 8974, 11410, 12551, 14102, 17930, 22435, 25102, 35255, 44870, 49357, 62755, 70510, 98714, 104483, 125510, 208966, 246785, 493570, 522415, 731381, 1044830, 1149313, 1462762, 2298626, 3656905, 5746565, 7313810, 8045191, 11493130, 16090382, 40225955, 80451910]

約数ペア:

[(1, 80451910), (2, 40225955), (5, 16090382), (7, 11493130), (10, 8045191), (11, 7313810), (14, 5746565), (22, 3656905), (35, 2298626), (55, 1462762), (70, 1149313), (77, 1044830), (110, 731381), (154, 522415), (163, 493570), (326, 246785), (385, 208966), (641, 125510), (770, 104483), (815, 98714), (1141, 70510), (1282, 62755), (1630, 49357), (1793, 44870), (2282, 35255), (3205, 25102), (3586, 22435), (4487, 17930), (5705, 14102), (6410, 12551), (7051, 11410), (8965, 8974)]