90289028

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 168416304

約数和(自身を除く): 78127276

約数列:

[1, 2, 4, 37, 61, 73, 74, 122, 137, 146, 148, 244, 274, 292, 548, 2257, 2701, 4453, 4514, 5069, 5402, 8357, 8906, 9028, 10001, 10138, 10804, 16714, 17812, 20002, 20276, 33428, 40004, 164761, 309209, 329522, 370037, 610061, 618418, 659044, 740074, 1220122, 1236836, 1480148, 2440244, 22572257, 45144514, 90289028]

約数ペア:

[(1, 90289028), (2, 45144514), (4, 22572257), (37, 2440244), (61, 1480148), (73, 1236836), (74, 1220122), (122, 740074), (137, 659044), (146, 618418), (148, 610061), (244, 370037), (274, 329522), (292, 309209), (548, 164761), (2257, 40004), (2701, 33428), (4453, 20276), (4514, 20002), (5069, 17812), (5402, 16714), (8357, 10804), (8906, 10138), (9028, 10001)]