681594830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{10831}}^1$

素因数の和:10905

約数の個数: 64

約数和(自身を含む): 1497415680

約数和(自身を除く): 815820850

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 58, 62, 70, 145, 155, 203, 217, 290, 310, 406, 434, 899, 1015, 1085, 1798, 2030, 2170, 4495, 6293, 8990, 10831, 12586, 21662, 31465, 54155, 62930, 75817, 108310, 151634, 314099, 335761, 379085, 628198, 671522, 758170, 1570495, 1678805, 2198693, 2350327, 3140990, 3357610, 4397386, 4700654, 9737069, 10993465, 11751635, 19474138, 21986930, 23503270, 48685345, 68159483, 97370690, 136318966, 340797415, 681594830]

約数ペア:

[(1, 681594830), (2, 340797415), (5, 136318966), (7, 97370690), (10, 68159483), (14, 48685345), (29, 23503270), (31, 21986930), (35, 19474138), (58, 11751635), (62, 10993465), (70, 9737069), (145, 4700654), (155, 4397386), (203, 3357610), (217, 3140990), (290, 2350327), (310, 2198693), (406, 1678805), (434, 1570495), (899, 758170), (1015, 671522), (1085, 628198), (1798, 379085), (2030, 335761), (2170, 314099), (4495, 151634), (6293, 108310), (8990, 75817), (10831, 62930), (12586, 54155), (21662, 31465)]