157506880

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8069}}^1$

素因数の和:8147

約数の個数: 56

約数和(自身を含む): 381259080

約数和(自身を除く): 223752200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 8069, 9760, 16138, 19520, 32276, 40345, 64552, 80690, 129104, 161380, 258208, 322760, 492209, 516416, 645520, 984418, 1291040, 1968836, 2461045, 2582080, 3937672, 4922090, 7875344, 9844180, 15750688, 19688360, 31501376, 39376720, 78753440, 157506880]

約数ペア:

[(1, 157506880), (2, 78753440), (4, 39376720), (5, 31501376), (8, 19688360), (10, 15750688), (16, 9844180), (20, 7875344), (32, 4922090), (40, 3937672), (61, 2582080), (64, 2461045), (80, 1968836), (122, 1291040), (160, 984418), (244, 645520), (305, 516416), (320, 492209), (488, 322760), (610, 258208), (976, 161380), (1220, 129104), (1952, 80690), (2440, 64552), (3904, 40345), (4880, 32276), (8069, 19520), (9760, 16138)]