64654910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 133462080

約数和(自身を除く): 68807170

約数列:

[1, 2, 5, 10, 17, 19, 34, 37, 38, 74, 85, 95, 170, 185, 190, 323, 370, 541, 629, 646, 703, 1082, 1258, 1406, 1615, 2705, 3145, 3230, 3515, 5410, 6290, 7030, 9197, 10279, 11951, 18394, 20017, 20558, 23902, 40034, 45985, 51395, 59755, 91970, 100085, 102790, 119510, 174743, 200170, 340289, 349486, 380323, 680578, 760646, 873715, 1701445, 1747430, 1901615, 3402890, 3803230, 6465491, 12930982, 32327455, 64654910]

約数ペア:

[(1, 64654910), (2, 32327455), (5, 12930982), (10, 6465491), (17, 3803230), (19, 3402890), (34, 1901615), (37, 1747430), (38, 1701445), (74, 873715), (85, 760646), (95, 680578), (170, 380323), (185, 349486), (190, 340289), (323, 200170), (370, 174743), (541, 119510), (629, 102790), (646, 100085), (703, 91970), (1082, 59755), (1258, 51395), (1406, 45985), (1615, 40034), (2705, 23902), (3145, 20558), (3230, 20017), (3515, 18394), (5410, 11951), (6290, 10279), (7030, 9197)]