16255280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3331}}^1$

素因数の和:3405

約数の個数: 40

約数和(自身を含む): 38424624

約数和(自身を除く): 22169344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3331, 4880, 6662, 13324, 16655, 26648, 33310, 53296, 66620, 133240, 203191, 266480, 406382, 812764, 1015955, 1625528, 2031910, 3251056, 4063820, 8127640, 16255280]

約数ペア:

[(1, 16255280), (2, 8127640), (4, 4063820), (5, 3251056), (8, 2031910), (10, 1625528), (16, 1015955), (20, 812764), (40, 406382), (61, 266480), (80, 203191), (122, 133240), (244, 66620), (305, 53296), (488, 33310), (610, 26648), (976, 16655), (1220, 13324), (2440, 6662), (3331, 4880)]