100402180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2417}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 220985856

約数和(自身を除く): 120583676

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 2077, 2417, 4154, 4834, 8308, 9668, 10385, 12085, 20770, 24170, 41540, 48340, 74927, 149854, 161939, 299708, 323878, 374635, 647756, 749270, 809695, 1498540, 1619390, 3238780, 5020109, 10040218, 20080436, 25100545, 50201090, 100402180]

約数ペア:

[(1, 100402180), (2, 50201090), (4, 25100545), (5, 20080436), (10, 10040218), (20, 5020109), (31, 3238780), (62, 1619390), (67, 1498540), (124, 809695), (134, 749270), (155, 647756), (268, 374635), (310, 323878), (335, 299708), (620, 161939), (670, 149854), (1340, 74927), (2077, 48340), (2417, 41540), (4154, 24170), (4834, 20770), (8308, 12085), (9668, 10385)]