4991008048

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{25997}}^1$

素因数の和:26102

約数の個数: 60

約数和(自身を含む): 10619039088

約数和(自身を除く): 5628031040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 169, 208, 284, 338, 568, 676, 923, 1136, 1352, 1846, 2704, 3692, 7384, 11999, 14768, 23998, 25997, 47996, 51994, 95992, 103988, 191984, 207976, 337961, 415952, 675922, 1351844, 1845787, 2703688, 3691574, 4393493, 5407376, 7383148, 8786986, 14766296, 17573972, 23995231, 29532592, 35147944, 47990462, 70295888, 95980924, 191961848, 311938003, 383923696, 623876006, 1247752012, 2495504024, 4991008048]

約数ペア:

[(1, 4991008048), (2, 2495504024), (4, 1247752012), (8, 623876006), (13, 383923696), (16, 311938003), (26, 191961848), (52, 95980924), (71, 70295888), (104, 47990462), (142, 35147944), (169, 29532592), (208, 23995231), (284, 17573972), (338, 14766296), (568, 8786986), (676, 7383148), (923, 5407376), (1136, 4393493), (1352, 3691574), (1846, 2703688), (2704, 1845787), (3692, 1351844), (7384, 675922), (11999, 415952), (14768, 337961), (23998, 207976), (25997, 191984), (47996, 103988), (51994, 95992)]