72045320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1049}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 173502000

約数和(自身を除く): 101456680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1049, 1717, 2020, 2098, 3434, 4040, 4196, 5245, 6868, 8392, 8585, 10490, 13736, 17170, 17833, 20980, 34340, 35666, 41960, 68680, 71332, 89165, 105949, 142664, 178330, 211898, 356660, 423796, 529745, 713320, 847592, 1059490, 1801133, 2118980, 3602266, 4237960, 7204532, 9005665, 14409064, 18011330, 36022660, 72045320]

約数ペア:

[(1, 72045320), (2, 36022660), (4, 18011330), (5, 14409064), (8, 9005665), (10, 7204532), (17, 4237960), (20, 3602266), (34, 2118980), (40, 1801133), (68, 1059490), (85, 847592), (101, 713320), (136, 529745), (170, 423796), (202, 356660), (340, 211898), (404, 178330), (505, 142664), (680, 105949), (808, 89165), (1010, 71332), (1049, 68680), (1717, 41960), (2020, 35666), (2098, 34340), (3434, 20980), (4040, 17833), (4196, 17170), (5245, 13736), (6868, 10490), (8392, 8585)]