155500930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 317737728

約数和(自身を除く): 162236798

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 131, 230, 262, 299, 397, 598, 655, 794, 1310, 1495, 1703, 1985, 2990, 3013, 3406, 3970, 5161, 6026, 8515, 9131, 10322, 15065, 17030, 18262, 25805, 30130, 39169, 45655, 51610, 52007, 78338, 91310, 104014, 118703, 195845, 237406, 260035, 391690, 520070, 593515, 676091, 1187030, 1196161, 1352182, 2392322, 3380455, 5980805, 6760910, 11961610, 15550093, 31100186, 77750465, 155500930]

約数ペア:

[(1, 155500930), (2, 77750465), (5, 31100186), (10, 15550093), (13, 11961610), (23, 6760910), (26, 5980805), (46, 3380455), (65, 2392322), (115, 1352182), (130, 1196161), (131, 1187030), (230, 676091), (262, 593515), (299, 520070), (397, 391690), (598, 260035), (655, 237406), (794, 195845), (1310, 118703), (1495, 104014), (1703, 91310), (1985, 78338), (2990, 52007), (3013, 51610), (3406, 45655), (3970, 39169), (5161, 30130), (6026, 25805), (8515, 18262), (9131, 17030), (10322, 15065)]