64415968

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 130394880

約数和(自身を除く): 65978912

約数列:

[1, 2, 4, 8, 16, 32, 79, 83, 158, 166, 307, 316, 332, 614, 632, 664, 1228, 1264, 1328, 2456, 2528, 2656, 4912, 6557, 9824, 13114, 24253, 25481, 26228, 48506, 50962, 52456, 97012, 101924, 104912, 194024, 203848, 209824, 388048, 407696, 776096, 815392, 2012999, 4025998, 8051996, 16103992, 32207984, 64415968]

約数ペア:

[(1, 64415968), (2, 32207984), (4, 16103992), (8, 8051996), (16, 4025998), (32, 2012999), (79, 815392), (83, 776096), (158, 407696), (166, 388048), (307, 209824), (316, 203848), (332, 194024), (614, 104912), (632, 101924), (664, 97012), (1228, 52456), (1264, 50962), (1328, 48506), (2456, 26228), (2528, 25481), (2656, 24253), (4912, 13114), (6557, 9824)]