71851928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 148975200

約数和(自身を除く): 77123272

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 109, 131, 136, 148, 218, 262, 296, 436, 524, 629, 872, 1048, 1258, 1853, 2227, 2516, 3706, 4033, 4454, 4847, 5032, 7412, 8066, 8908, 9694, 14279, 14824, 16132, 17816, 19388, 28558, 32264, 38776, 57116, 68561, 82399, 114232, 137122, 164798, 242743, 274244, 329596, 485486, 528323, 548488, 659192, 970972, 1056646, 1941944, 2113292, 4226584, 8981491, 17962982, 35925964, 71851928]

約数ペア:

[(1, 71851928), (2, 35925964), (4, 17962982), (8, 8981491), (17, 4226584), (34, 2113292), (37, 1941944), (68, 1056646), (74, 970972), (109, 659192), (131, 548488), (136, 528323), (148, 485486), (218, 329596), (262, 274244), (296, 242743), (436, 164798), (524, 137122), (629, 114232), (872, 82399), (1048, 68561), (1258, 57116), (1853, 38776), (2227, 32264), (2516, 28558), (3706, 19388), (4033, 17816), (4454, 16132), (4847, 14824), (5032, 14279), (7412, 9694), (8066, 8908)]