63461960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 149990400

約数和(自身を除く): 86528440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 839, 1220, 1240, 1678, 1891, 2440, 3356, 3782, 4195, 6712, 7564, 8390, 9455, 15128, 16780, 18910, 26009, 33560, 37820, 51179, 52018, 75640, 102358, 104036, 130045, 204716, 208072, 255895, 260090, 409432, 511790, 520180, 1023580, 1040360, 1586549, 2047160, 3173098, 6346196, 7932745, 12692392, 15865490, 31730980, 63461960]

約数ペア:

[(1, 63461960), (2, 31730980), (4, 15865490), (5, 12692392), (8, 7932745), (10, 6346196), (20, 3173098), (31, 2047160), (40, 1586549), (61, 1040360), (62, 1023580), (122, 520180), (124, 511790), (155, 409432), (244, 260090), (248, 255895), (305, 208072), (310, 204716), (488, 130045), (610, 104036), (620, 102358), (839, 75640), (1220, 52018), (1240, 51179), (1678, 37820), (1891, 33560), (2440, 26009), (3356, 18910), (3782, 16780), (4195, 15128), (6712, 9455), (7564, 8390)]