68957330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 140507136

約数和(自身を除く): 71549806

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 71, 130, 142, 155, 241, 310, 355, 403, 482, 710, 806, 923, 1205, 1846, 2015, 2201, 2410, 3133, 4030, 4402, 4615, 6266, 7471, 9230, 11005, 14942, 15665, 17111, 22010, 28613, 31330, 34222, 37355, 57226, 74710, 85555, 97123, 143065, 171110, 194246, 222443, 286130, 444886, 485615, 530441, 971230, 1060882, 1112215, 2224430, 2652205, 5304410, 6895733, 13791466, 34478665, 68957330]

約数ペア:

[(1, 68957330), (2, 34478665), (5, 13791466), (10, 6895733), (13, 5304410), (26, 2652205), (31, 2224430), (62, 1112215), (65, 1060882), (71, 971230), (130, 530441), (142, 485615), (155, 444886), (241, 286130), (310, 222443), (355, 194246), (403, 171110), (482, 143065), (710, 97123), (806, 85555), (923, 74710), (1205, 57226), (1846, 37355), (2015, 34222), (2201, 31330), (2410, 28613), (3133, 22010), (4030, 17111), (4402, 15665), (4615, 14942), (6266, 11005), (7471, 9230)]