15519010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 32497920

約数和(自身を除く): 16978910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 61, 65, 95, 103, 122, 130, 190, 206, 247, 305, 494, 515, 610, 793, 1030, 1159, 1235, 1339, 1586, 1957, 2318, 2470, 2678, 3914, 3965, 5795, 6283, 6695, 7930, 9785, 11590, 12566, 13390, 15067, 19570, 25441, 30134, 31415, 50882, 62830, 75335, 81679, 119377, 127205, 150670, 163358, 238754, 254410, 408395, 596885, 816790, 1193770, 1551901, 3103802, 7759505, 15519010]

約数ペア:

[(1, 15519010), (2, 7759505), (5, 3103802), (10, 1551901), (13, 1193770), (19, 816790), (26, 596885), (38, 408395), (61, 254410), (65, 238754), (95, 163358), (103, 150670), (122, 127205), (130, 119377), (190, 81679), (206, 75335), (247, 62830), (305, 50882), (494, 31415), (515, 30134), (610, 25441), (793, 19570), (1030, 15067), (1159, 13390), (1235, 12566), (1339, 11590), (1586, 9785), (1957, 7930), (2318, 6695), (2470, 6283), (2678, 5795), (3914, 3965)]