78327904

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{40127}}^1$

素因数の和:40198

約数の個数: 24

約数和(自身を含む): 156739968

約数和(自身を除く): 78412064

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 40127, 80254, 160508, 321016, 642032, 1284064, 2447747, 4895494, 9790988, 19581976, 39163952, 78327904]

約数ペア:

[(1, 78327904), (2, 39163952), (4, 19581976), (8, 9790988), (16, 4895494), (32, 2447747), (61, 1284064), (122, 642032), (244, 321016), (488, 160508), (976, 80254), (1952, 40127)]