29920425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 54139392

約数和(自身を除く): 24218967

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 425, 465, 527, 757, 775, 1275, 1581, 2271, 2325, 2635, 3785, 7905, 11355, 12869, 13175, 18925, 23467, 38607, 39525, 56775, 64345, 70401, 117335, 193035, 321725, 352005, 398939, 586675, 965175, 1196817, 1760025, 1994695, 5984085, 9973475, 29920425]

約数ペア:

[(1, 29920425), (3, 9973475), (5, 5984085), (15, 1994695), (17, 1760025), (25, 1196817), (31, 965175), (51, 586675), (75, 398939), (85, 352005), (93, 321725), (155, 193035), (255, 117335), (425, 70401), (465, 64345), (527, 56775), (757, 39525), (775, 38607), (1275, 23467), (1581, 18925), (2271, 13175), (2325, 12869), (2635, 11355), (3785, 7905)]