90620012

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 193914000

約数和(自身を除く): 103293988

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 107, 116, 149, 196, 203, 214, 298, 406, 428, 596, 749, 812, 1043, 1421, 1498, 2086, 2842, 2996, 3103, 4172, 4321, 5243, 5684, 6206, 7301, 8642, 10486, 12412, 14602, 15943, 17284, 20972, 21721, 29204, 30247, 31886, 43442, 60494, 63772, 86884, 111601, 120988, 152047, 211729, 223202, 304094, 423458, 446404, 462347, 608188, 781207, 846916, 924694, 1562414, 1849388, 3124828, 3236429, 6472858, 12945716, 22655003, 45310006, 90620012]

約数ペア:

[(1, 90620012), (2, 45310006), (4, 22655003), (7, 12945716), (14, 6472858), (28, 3236429), (29, 3124828), (49, 1849388), (58, 1562414), (98, 924694), (107, 846916), (116, 781207), (149, 608188), (196, 462347), (203, 446404), (214, 423458), (298, 304094), (406, 223202), (428, 211729), (596, 152047), (749, 120988), (812, 111601), (1043, 86884), (1421, 63772), (1498, 60494), (2086, 43442), (2842, 31886), (2996, 30247), (3103, 29204), (4172, 21721), (4321, 20972), (5243, 17284), (5684, 15943), (6206, 14602), (7301, 12412), (8642, 10486)]