195891540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251143}}^1$

素因数の和:251168

約数の個数: 48

約数和(自身を含む): 590690688

約数和(自身を除く): 394799148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 251143, 502286, 753429, 1004572, 1255715, 1506858, 2511430, 3013716, 3264859, 3767145, 5022860, 6529718, 7534290, 9794577, 13059436, 15068580, 16324295, 19589154, 32648590, 39178308, 48972885, 65297180, 97945770, 195891540]

約数ペア:

[(1, 195891540), (2, 97945770), (3, 65297180), (4, 48972885), (5, 39178308), (6, 32648590), (10, 19589154), (12, 16324295), (13, 15068580), (15, 13059436), (20, 9794577), (26, 7534290), (30, 6529718), (39, 5022860), (52, 3767145), (60, 3264859), (65, 3013716), (78, 2511430), (130, 1506858), (156, 1255715), (195, 1004572), (260, 753429), (390, 502286), (780, 251143)]