56015450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 109278720

約数和(自身を除く): 53263270

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 71, 142, 155, 310, 355, 509, 710, 775, 1018, 1550, 1775, 2201, 2545, 3550, 4402, 5090, 11005, 12725, 15779, 22010, 25450, 31558, 36139, 55025, 72278, 78895, 110050, 157790, 180695, 361390, 394475, 788950, 903475, 1120309, 1806950, 2240618, 5601545, 11203090, 28007725, 56015450]

約数ペア:

[(1, 56015450), (2, 28007725), (5, 11203090), (10, 5601545), (25, 2240618), (31, 1806950), (50, 1120309), (62, 903475), (71, 788950), (142, 394475), (155, 361390), (310, 180695), (355, 157790), (509, 110050), (710, 78895), (775, 72278), (1018, 55025), (1550, 36139), (1775, 31558), (2201, 25450), (2545, 22010), (3550, 15779), (4402, 12725), (5090, 11005)]