64417990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2497

約数の個数: 64

約数和(自身を含む): 147692160

約数和(自身を除く): 83274170

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 754, 910, 1015, 1885, 2030, 2441, 2639, 3770, 4882, 5278, 12205, 13195, 17087, 24410, 26390, 31733, 34174, 63466, 70789, 85435, 141578, 158665, 170870, 222131, 317330, 353945, 444262, 495523, 707890, 920257, 991046, 1110655, 1840514, 2221310, 2477615, 4601285, 4955230, 6441799, 9202570, 12883598, 32208995, 64417990]

約数ペア:

[(1, 64417990), (2, 32208995), (5, 12883598), (7, 9202570), (10, 6441799), (13, 4955230), (14, 4601285), (26, 2477615), (29, 2221310), (35, 1840514), (58, 1110655), (65, 991046), (70, 920257), (91, 707890), (130, 495523), (145, 444262), (182, 353945), (203, 317330), (290, 222131), (377, 170870), (406, 158665), (455, 141578), (754, 85435), (910, 70789), (1015, 63466), (1885, 34174), (2030, 31733), (2441, 26390), (2639, 24410), (3770, 17087), (4882, 13195), (5278, 12205)]