30263750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 80

約数和(自身を含む): 64779264

約数和(自身を除く): 34515514

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 71, 110, 125, 142, 155, 250, 275, 310, 341, 355, 550, 625, 682, 710, 775, 781, 1250, 1375, 1550, 1562, 1705, 1775, 2201, 2750, 3410, 3550, 3875, 3905, 4402, 6875, 7750, 7810, 8525, 8875, 11005, 13750, 17050, 17750, 19375, 19525, 22010, 24211, 38750, 39050, 42625, 44375, 48422, 55025, 85250, 88750, 97625, 110050, 121055, 195250, 213125, 242110, 275125, 426250, 488125, 550250, 605275, 976250, 1210550, 1375625, 2751250, 3026375, 6052750, 15131875, 30263750]

約数ペア:

[(1, 30263750), (2, 15131875), (5, 6052750), (10, 3026375), (11, 2751250), (22, 1375625), (25, 1210550), (31, 976250), (50, 605275), (55, 550250), (62, 488125), (71, 426250), (110, 275125), (125, 242110), (142, 213125), (155, 195250), (250, 121055), (275, 110050), (310, 97625), (341, 88750), (355, 85250), (550, 55025), (625, 48422), (682, 44375), (710, 42625), (775, 39050), (781, 38750), (1250, 24211), (1375, 22010), (1550, 19525), (1562, 19375), (1705, 17750), (1775, 17050), (2201, 13750), (2750, 11005), (3410, 8875), (3550, 8525), (3875, 7810), (3905, 7750), (4402, 6875)]