156729970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1399}}^1$

素因数の和:2082

約数の個数: 32

約数和(自身を含む): 299376000

約数和(自身を除く): 142646030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 659, 1318, 1399, 2798, 3295, 6590, 6995, 11203, 13990, 22406, 23783, 47566, 56015, 112030, 118915, 237830, 921941, 1843882, 4609705, 9219410, 15672997, 31345994, 78364985, 156729970]

約数ペア:

[(1, 156729970), (2, 78364985), (5, 31345994), (10, 15672997), (17, 9219410), (34, 4609705), (85, 1843882), (170, 921941), (659, 237830), (1318, 118915), (1399, 112030), (2798, 56015), (3295, 47566), (6590, 23783), (6995, 22406), (11203, 13990)]