71137250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 140534784

約数和(自身を除く): 69397534

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 125, 134, 137, 155, 250, 274, 310, 335, 670, 685, 775, 1370, 1550, 1675, 2077, 3350, 3425, 3875, 4154, 4247, 6850, 7750, 8375, 8494, 9179, 10385, 16750, 17125, 18358, 20770, 21235, 34250, 42470, 45895, 51925, 91790, 103850, 106175, 212350, 229475, 259625, 284549, 458950, 519250, 530875, 569098, 1061750, 1147375, 1422745, 2294750, 2845490, 7113725, 14227450, 35568625, 71137250]

約数ペア:

[(1, 71137250), (2, 35568625), (5, 14227450), (10, 7113725), (25, 2845490), (31, 2294750), (50, 1422745), (62, 1147375), (67, 1061750), (125, 569098), (134, 530875), (137, 519250), (155, 458950), (250, 284549), (274, 259625), (310, 229475), (335, 212350), (670, 106175), (685, 103850), (775, 91790), (1370, 51925), (1550, 45895), (1675, 42470), (2077, 34250), (3350, 21235), (3425, 20770), (3875, 18358), (4154, 17125), (4247, 16750), (6850, 10385), (7750, 9179), (8375, 8494)]