123988600

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{10163}}^1$

素因数の和:10240

約数の個数: 48

約数和(自身を含む): 293028120

約数和(自身を除く): 169039520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 10163, 12200, 20326, 40652, 50815, 81304, 101630, 203260, 254075, 406520, 508150, 619943, 1016300, 1239886, 2032600, 2479772, 3099715, 4959544, 6199430, 12398860, 15498575, 24797720, 30997150, 61994300, 123988600]

約数ペア:

[(1, 123988600), (2, 61994300), (4, 30997150), (5, 24797720), (8, 15498575), (10, 12398860), (20, 6199430), (25, 4959544), (40, 3099715), (50, 2479772), (61, 2032600), (100, 1239886), (122, 1016300), (200, 619943), (244, 508150), (305, 406520), (488, 254075), (610, 203260), (1220, 101630), (1525, 81304), (2440, 50815), (3050, 40652), (6100, 20326), (10163, 12200)]