49699720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25357}}^1$

素因数の和:25382

約数の個数: 48

約数和(自身を含む): 130086540

約数和(自身を除く): 80386820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 25357, 50714, 101428, 126785, 177499, 202856, 253570, 354998, 507140, 709996, 887495, 1014280, 1242493, 1419992, 1774990, 2484986, 3549980, 4969972, 6212465, 7099960, 9939944, 12424930, 24849860, 49699720]

約数ペア:

[(1, 49699720), (2, 24849860), (4, 12424930), (5, 9939944), (7, 7099960), (8, 6212465), (10, 4969972), (14, 3549980), (20, 2484986), (28, 1774990), (35, 1419992), (40, 1242493), (49, 1014280), (56, 887495), (70, 709996), (98, 507140), (140, 354998), (196, 253570), (245, 202856), (280, 177499), (392, 126785), (490, 101428), (980, 50714), (1960, 25357)]