72263728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1637}}^1$

素因数の和:1765

約数の個数: 40

約数和(自身を含む): 146240640

約数和(自身を除く): 73976912

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 712, 1424, 1637, 2759, 3274, 5518, 6548, 11036, 13096, 22072, 26192, 44144, 50747, 101494, 145693, 202988, 291386, 405976, 582772, 811952, 1165544, 2331088, 4516483, 9032966, 18065932, 36131864, 72263728]

約数ペア:

[(1, 72263728), (2, 36131864), (4, 18065932), (8, 9032966), (16, 4516483), (31, 2331088), (62, 1165544), (89, 811952), (124, 582772), (178, 405976), (248, 291386), (356, 202988), (496, 145693), (712, 101494), (1424, 50747), (1637, 44144), (2759, 26192), (3274, 22072), (5518, 13096), (6548, 11036)]