880987760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9601}}^1$

素因数の和:9682

約数の個数: 80

約数和(自身を含む): 2171741952

約数和(自身を除く): 1290754192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2294, 2480, 2960, 4588, 5735, 9176, 9601, 11470, 18352, 19202, 22940, 38404, 45880, 48005, 76808, 91760, 96010, 153616, 192020, 297631, 355237, 384040, 595262, 710474, 768080, 1190524, 1420948, 1488155, 1776185, 2381048, 2841896, 2976310, 3552370, 4762096, 5683792, 5952620, 7104740, 11012347, 11905240, 14209480, 22024694, 23810480, 28418960, 44049388, 55061735, 88098776, 110123470, 176197552, 220246940, 440493880, 880987760]

約数ペア:

[(1, 880987760), (2, 440493880), (4, 220246940), (5, 176197552), (8, 110123470), (10, 88098776), (16, 55061735), (20, 44049388), (31, 28418960), (37, 23810480), (40, 22024694), (62, 14209480), (74, 11905240), (80, 11012347), (124, 7104740), (148, 5952620), (155, 5683792), (185, 4762096), (248, 3552370), (296, 2976310), (310, 2841896), (370, 2381048), (496, 1776185), (592, 1488155), (620, 1420948), (740, 1190524), (1147, 768080), (1240, 710474), (1480, 595262), (2294, 384040), (2480, 355237), (2960, 297631), (4588, 192020), (5735, 153616), (9176, 96010), (9601, 91760), (11470, 76808), (18352, 48005), (19202, 45880), (22940, 38404)]