145561120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29347}}^1$

素因数の和:29393

約数の個数: 48

約数和(自身を含む): 354993408

約数和(自身を除く): 209432288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 29347, 58694, 117388, 146735, 234776, 293470, 469552, 586940, 909757, 939104, 1173880, 1819514, 2347760, 3639028, 4548785, 4695520, 7278056, 9097570, 14556112, 18195140, 29112224, 36390280, 72780560, 145561120]

約数ペア:

[(1, 145561120), (2, 72780560), (4, 36390280), (5, 29112224), (8, 18195140), (10, 14556112), (16, 9097570), (20, 7278056), (31, 4695520), (32, 4548785), (40, 3639028), (62, 2347760), (80, 1819514), (124, 1173880), (155, 939104), (160, 909757), (248, 586940), (310, 469552), (496, 293470), (620, 234776), (992, 146735), (1240, 117388), (2480, 58694), (4960, 29347)]