61693720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4523}}^1$

素因数の和:4576

約数の個数: 64

約数和(自身を含む): 156349440

約数和(自身を除く): 94655720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 4523, 6820, 9046, 13640, 18092, 22615, 36184, 45230, 49753, 90460, 99506, 140213, 180920, 199012, 248765, 280426, 398024, 497530, 560852, 701065, 995060, 1121704, 1402130, 1542343, 1990120, 2804260, 3084686, 5608520, 6169372, 7711715, 12338744, 15423430, 30846860, 61693720]

約数ペア:

[(1, 61693720), (2, 30846860), (4, 15423430), (5, 12338744), (8, 7711715), (10, 6169372), (11, 5608520), (20, 3084686), (22, 2804260), (31, 1990120), (40, 1542343), (44, 1402130), (55, 1121704), (62, 995060), (88, 701065), (110, 560852), (124, 497530), (155, 398024), (220, 280426), (248, 248765), (310, 199012), (341, 180920), (440, 140213), (620, 99506), (682, 90460), (1240, 49753), (1364, 45230), (1705, 36184), (2728, 22615), (3410, 18092), (4523, 13640), (6820, 9046)]