89977784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 189924000

約数和(自身を除く): 99946216

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 67, 74, 104, 134, 148, 268, 296, 349, 481, 536, 698, 871, 962, 1396, 1742, 1924, 2479, 2792, 3484, 3848, 4537, 4958, 6968, 9074, 9916, 12913, 18148, 19832, 23383, 25826, 32227, 36296, 46766, 51652, 64454, 93532, 103304, 128908, 167869, 187064, 257816, 303979, 335738, 607958, 671476, 865171, 1215916, 1342952, 1730342, 2431832, 3460684, 6921368, 11247223, 22494446, 44988892, 89977784]

約数ペア:

[(1, 89977784), (2, 44988892), (4, 22494446), (8, 11247223), (13, 6921368), (26, 3460684), (37, 2431832), (52, 1730342), (67, 1342952), (74, 1215916), (104, 865171), (134, 671476), (148, 607958), (268, 335738), (296, 303979), (349, 257816), (481, 187064), (536, 167869), (698, 128908), (871, 103304), (962, 93532), (1396, 64454), (1742, 51652), (1924, 46766), (2479, 36296), (2792, 32227), (3484, 25826), (3848, 23383), (4537, 19832), (4958, 18148), (6968, 12913), (9074, 9916)]