72247864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{991}}^1$

素因数の和:1711

約数の個数: 32

約数和(自身を含む): 146240640

約数和(自身を除く): 73992776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 701, 991, 1402, 1982, 2804, 3964, 5608, 7928, 9113, 12883, 18226, 25766, 36452, 51532, 72904, 103064, 694691, 1389382, 2778764, 5557528, 9030983, 18061966, 36123932, 72247864]

約数ペア:

[(1, 72247864), (2, 36123932), (4, 18061966), (8, 9030983), (13, 5557528), (26, 2778764), (52, 1389382), (104, 694691), (701, 103064), (991, 72904), (1402, 51532), (1982, 36452), (2804, 25766), (3964, 18226), (5608, 12883), (7928, 9113)]