495729680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4253}}^1$

素因数の和:4344

約数の個数: 80

約数和(自身を含む): 1215350784

約数和(自身を除く): 719621104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 310, 376, 470, 496, 620, 752, 940, 1240, 1457, 1880, 2480, 2914, 3760, 4253, 5828, 7285, 8506, 11656, 14570, 17012, 21265, 23312, 29140, 34024, 42530, 58280, 68048, 85060, 116560, 131843, 170120, 199891, 263686, 340240, 399782, 527372, 659215, 799564, 999455, 1054744, 1318430, 1599128, 1998910, 2109488, 2636860, 3198256, 3997820, 5273720, 6196621, 7995640, 10547440, 12393242, 15991280, 24786484, 30983105, 49572968, 61966210, 99145936, 123932420, 247864840, 495729680]

約数ペア:

[(1, 495729680), (2, 247864840), (4, 123932420), (5, 99145936), (8, 61966210), (10, 49572968), (16, 30983105), (20, 24786484), (31, 15991280), (40, 12393242), (47, 10547440), (62, 7995640), (80, 6196621), (94, 5273720), (124, 3997820), (155, 3198256), (188, 2636860), (235, 2109488), (248, 1998910), (310, 1599128), (376, 1318430), (470, 1054744), (496, 999455), (620, 799564), (752, 659215), (940, 527372), (1240, 399782), (1457, 340240), (1880, 263686), (2480, 199891), (2914, 170120), (3760, 131843), (4253, 116560), (5828, 85060), (7285, 68048), (8506, 58280), (11656, 42530), (14570, 34024), (17012, 29140), (21265, 23312)]