83978860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 214663680

約数和(自身を除く): 130684820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 131, 133, 140, 190, 241, 262, 266, 380, 482, 524, 532, 655, 665, 917, 964, 1205, 1310, 1330, 1687, 1834, 2410, 2489, 2620, 2660, 3374, 3668, 4579, 4585, 4820, 4978, 6748, 8435, 9158, 9170, 9956, 12445, 16870, 17423, 18316, 18340, 22895, 24890, 31571, 32053, 33740, 34846, 45790, 49780, 63142, 64106, 69692, 87115, 91580, 126284, 128212, 157855, 160265, 174230, 220997, 315710, 320530, 348460, 441994, 599849, 631420, 641060, 883988, 1104985, 1199698, 2209970, 2399396, 2999245, 4198943, 4419940, 5998490, 8397886, 11996980, 16795772, 20994715, 41989430, 83978860]

約数ペア:

[(1, 83978860), (2, 41989430), (4, 20994715), (5, 16795772), (7, 11996980), (10, 8397886), (14, 5998490), (19, 4419940), (20, 4198943), (28, 2999245), (35, 2399396), (38, 2209970), (70, 1199698), (76, 1104985), (95, 883988), (131, 641060), (133, 631420), (140, 599849), (190, 441994), (241, 348460), (262, 320530), (266, 315710), (380, 220997), (482, 174230), (524, 160265), (532, 157855), (655, 128212), (665, 126284), (917, 91580), (964, 87115), (1205, 69692), (1310, 64106), (1330, 63142), (1687, 49780), (1834, 45790), (2410, 34846), (2489, 33740), (2620, 32053), (2660, 31571), (3374, 24890), (3668, 22895), (4579, 18340), (4585, 18316), (4820, 17423), (4978, 16870), (6748, 12445), (8435, 9956), (9158, 9170)]