212635540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28201}}^1$

素因数の和:28252

約数の個数: 48

約数和(自身を含む): 497483280

約数和(自身を除く): 284847740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 28201, 56402, 112804, 141005, 282010, 366613, 564020, 733226, 817829, 1466452, 1635658, 1833065, 3271316, 3666130, 4089145, 7332260, 8178290, 10631777, 16356580, 21263554, 42527108, 53158885, 106317770, 212635540]

約数ペア:

[(1, 212635540), (2, 106317770), (4, 53158885), (5, 42527108), (10, 21263554), (13, 16356580), (20, 10631777), (26, 8178290), (29, 7332260), (52, 4089145), (58, 3666130), (65, 3271316), (116, 1833065), (130, 1635658), (145, 1466452), (260, 817829), (290, 733226), (377, 564020), (580, 366613), (754, 282010), (1508, 141005), (1885, 112804), (3770, 56402), (7540, 28201)]