71290548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3581}}^1$

素因数の和:3677

約数の個数: 72

約数和(自身を含む): 208615680

約数和(自身を除く): 137325132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 3581, 4977, 6636, 7162, 9954, 10743, 14324, 19908, 21486, 25067, 32229, 42972, 50134, 64458, 75201, 100268, 128916, 150402, 225603, 282899, 300804, 451206, 565798, 848697, 902412, 1131596, 1697394, 1980293, 2546091, 3394788, 3960586, 5092182, 5940879, 7921172, 10184364, 11881758, 17822637, 23763516, 35645274, 71290548]

約数ペア:

[(1, 71290548), (2, 35645274), (3, 23763516), (4, 17822637), (6, 11881758), (7, 10184364), (9, 7921172), (12, 5940879), (14, 5092182), (18, 3960586), (21, 3394788), (28, 2546091), (36, 1980293), (42, 1697394), (63, 1131596), (79, 902412), (84, 848697), (126, 565798), (158, 451206), (237, 300804), (252, 282899), (316, 225603), (474, 150402), (553, 128916), (711, 100268), (948, 75201), (1106, 64458), (1422, 50134), (1659, 42972), (2212, 32229), (2844, 25067), (3318, 21486), (3581, 19908), (4977, 14324), (6636, 10743), (7162, 9954)]