64632148

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3980

約数の個数: 48

約数和(自身を含む): 140492800

約数和(自身を除く): 75860652

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 3919, 4123, 7838, 8246, 15676, 16492, 27433, 54866, 74461, 109732, 121489, 148922, 242978, 297844, 485956, 521227, 850423, 1042454, 1700846, 2084908, 2308291, 3401692, 4616582, 9233164, 16158037, 32316074, 64632148]

約数ペア:

[(1, 64632148), (2, 32316074), (4, 16158037), (7, 9233164), (14, 4616582), (19, 3401692), (28, 2308291), (31, 2084908), (38, 1700846), (62, 1042454), (76, 850423), (124, 521227), (133, 485956), (217, 297844), (266, 242978), (434, 148922), (532, 121489), (589, 109732), (868, 74461), (1178, 54866), (2356, 27433), (3919, 16492), (4123, 15676), (7838, 8246)]