161330200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{26021}}^1$

素因数の和:26068

約数の個数: 48

約数和(自身を含む): 387207360

約数和(自身を除く): 225877160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 26021, 52042, 104084, 130105, 208168, 260210, 520420, 650525, 806651, 1040840, 1301050, 1613302, 2602100, 3226604, 4033255, 5204200, 6453208, 8066510, 16133020, 20166275, 32266040, 40332550, 80665100, 161330200]

約数ペア:

[(1, 161330200), (2, 80665100), (4, 40332550), (5, 32266040), (8, 20166275), (10, 16133020), (20, 8066510), (25, 6453208), (31, 5204200), (40, 4033255), (50, 3226604), (62, 2602100), (100, 1613302), (124, 1301050), (155, 1040840), (200, 806651), (248, 650525), (310, 520420), (620, 260210), (775, 208168), (1240, 130105), (1550, 104084), (3100, 52042), (6200, 26021)]