4388150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 9051504

約数和(自身を除く): 4663354

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 157, 215, 314, 325, 430, 559, 650, 785, 1075, 1118, 1570, 2041, 2150, 2795, 3925, 4082, 5590, 6751, 7850, 10205, 13502, 13975, 20410, 27950, 33755, 51025, 67510, 87763, 102050, 168775, 175526, 337550, 438815, 877630, 2194075, 4388150]

約数ペア:

[(1, 4388150), (2, 2194075), (5, 877630), (10, 438815), (13, 337550), (25, 175526), (26, 168775), (43, 102050), (50, 87763), (65, 67510), (86, 51025), (130, 33755), (157, 27950), (215, 20410), (314, 13975), (325, 13502), (430, 10205), (559, 7850), (650, 6751), (785, 5590), (1075, 4082), (1118, 3925), (1570, 2795), (2041, 2150)]