65124920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 172368000

約数和(自身を除く): 107243080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 149, 196, 223, 245, 280, 298, 392, 446, 490, 596, 745, 892, 980, 1043, 1115, 1192, 1490, 1561, 1784, 1960, 2086, 2230, 2980, 3122, 4172, 4460, 5215, 5960, 6244, 7301, 7805, 8344, 8920, 10430, 10927, 12488, 14602, 15610, 20860, 21854, 29204, 31220, 33227, 36505, 41720, 43708, 54635, 58408, 62440, 66454, 73010, 87416, 109270, 132908, 146020, 166135, 218540, 232589, 265816, 292040, 332270, 437080, 465178, 664540, 930356, 1162945, 1329080, 1628123, 1860712, 2325890, 3256246, 4651780, 6512492, 8140615, 9303560, 13024984, 16281230, 32562460, 65124920]

約数ペア:

[(1, 65124920), (2, 32562460), (4, 16281230), (5, 13024984), (7, 9303560), (8, 8140615), (10, 6512492), (14, 4651780), (20, 3256246), (28, 2325890), (35, 1860712), (40, 1628123), (49, 1329080), (56, 1162945), (70, 930356), (98, 664540), (140, 465178), (149, 437080), (196, 332270), (223, 292040), (245, 265816), (280, 232589), (298, 218540), (392, 166135), (446, 146020), (490, 132908), (596, 109270), (745, 87416), (892, 73010), (980, 66454), (1043, 62440), (1115, 58408), (1192, 54635), (1490, 43708), (1561, 41720), (1784, 36505), (1960, 33227), (2086, 31220), (2230, 29204), (2980, 21854), (3122, 20860), (4172, 15610), (4460, 14602), (5215, 12488), (5960, 10927), (6244, 10430), (7301, 8920), (7805, 8344)]