748138357945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1\times {\mathrm{2621}}^1$

素因数の和:3418

約数の個数: 64

約数和(自身を含む): 1004255366400

約数和(自身を除く): 256117008455

約数列:

[1, 5, 11, 55, 61, 149, 305, 571, 671, 745, 1639, 2621, 2855, 3355, 6281, 8195, 9089, 13105, 28831, 31405, 34831, 45445, 85079, 99979, 144155, 159881, 174155, 383141, 390529, 425395, 499895, 799405, 935869, 1496591, 1758691, 1915705, 1952645, 4295819, 4679345, 5189819, 7482955, 8793455, 16462501, 21479095, 23822269, 25949095, 57088009, 82312505, 91292051, 119111345, 222992059, 262044959, 285440045, 456460255, 1004212561, 1114960295, 1310224795, 2452912649, 5021062805, 12264563245, 13602515599, 68012577995, 149627671589, 748138357945]

約数ペア:

[(1, 748138357945), (5, 149627671589), (11, 68012577995), (55, 13602515599), (61, 12264563245), (149, 5021062805), (305, 2452912649), (571, 1310224795), (671, 1114960295), (745, 1004212561), (1639, 456460255), (2621, 285440045), (2855, 262044959), (3355, 222992059), (6281, 119111345), (8195, 91292051), (9089, 82312505), (13105, 57088009), (28831, 25949095), (31405, 23822269), (34831, 21479095), (45445, 16462501), (85079, 8793455), (99979, 7482955), (144155, 5189819), (159881, 4679345), (174155, 4295819), (383141, 1952645), (390529, 1915705), (425395, 1758691), (499895, 1496591), (799405, 935869)]