57490120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 135613440

約数和(自身を除く): 78123320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 653, 710, 1240, 1306, 1420, 2201, 2612, 2840, 3265, 4402, 5224, 6530, 8804, 11005, 13060, 17608, 20243, 22010, 26120, 40486, 44020, 46363, 80972, 88040, 92726, 101215, 161944, 185452, 202430, 231815, 370904, 404860, 463630, 809720, 927260, 1437253, 1854520, 2874506, 5749012, 7186265, 11498024, 14372530, 28745060, 57490120]

約数ペア:

[(1, 57490120), (2, 28745060), (4, 14372530), (5, 11498024), (8, 7186265), (10, 5749012), (20, 2874506), (31, 1854520), (40, 1437253), (62, 927260), (71, 809720), (124, 463630), (142, 404860), (155, 370904), (248, 231815), (284, 202430), (310, 185452), (355, 161944), (568, 101215), (620, 92726), (653, 88040), (710, 80972), (1240, 46363), (1306, 44020), (1420, 40486), (2201, 26120), (2612, 22010), (2840, 20243), (3265, 17608), (4402, 13060), (5224, 11005), (6530, 8804)]