72357688

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 148559400

約数和(自身を除く): 76201712

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 169, 218, 338, 436, 491, 676, 872, 982, 1352, 1417, 1964, 2834, 3928, 5668, 6383, 11336, 12766, 18421, 25532, 36842, 51064, 53519, 73684, 82979, 107038, 147368, 165958, 214076, 331916, 428152, 663832, 695747, 1391494, 2782988, 5565976, 9044711, 18089422, 36178844, 72357688]

約数ペア:

[(1, 72357688), (2, 36178844), (4, 18089422), (8, 9044711), (13, 5565976), (26, 2782988), (52, 1391494), (104, 695747), (109, 663832), (169, 428152), (218, 331916), (338, 214076), (436, 165958), (491, 147368), (676, 107038), (872, 82979), (982, 73684), (1352, 53519), (1417, 51064), (1964, 36842), (2834, 25532), (3928, 18421), (5668, 12766), (6383, 11336)]