31636430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 68567040

約数和(自身を除く): 36930610

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 61, 62, 70, 122, 155, 217, 239, 305, 310, 427, 434, 478, 610, 854, 1085, 1195, 1673, 1891, 2135, 2170, 2390, 3346, 3782, 4270, 7409, 8365, 9455, 13237, 14579, 14818, 16730, 18910, 26474, 29158, 37045, 51863, 66185, 72895, 74090, 102053, 103726, 132370, 145790, 204106, 259315, 451949, 510265, 518630, 903898, 1020530, 2259745, 3163643, 4519490, 6327286, 15818215, 31636430]

約数ペア:

[(1, 31636430), (2, 15818215), (5, 6327286), (7, 4519490), (10, 3163643), (14, 2259745), (31, 1020530), (35, 903898), (61, 518630), (62, 510265), (70, 451949), (122, 259315), (155, 204106), (217, 145790), (239, 132370), (305, 103726), (310, 102053), (427, 74090), (434, 72895), (478, 66185), (610, 51863), (854, 37045), (1085, 29158), (1195, 26474), (1673, 18910), (1891, 16730), (2135, 14818), (2170, 14579), (2390, 13237), (3346, 9455), (3782, 8365), (4270, 7409)]