90515820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{88741}}^1$

素因数の和:88770

約数の個数: 48

約数和(自身を含む): 268355808

約数和(自身を除く): 177839988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 88741, 177482, 266223, 354964, 443705, 532446, 887410, 1064892, 1331115, 1508597, 1774820, 2662230, 3017194, 4525791, 5324460, 6034388, 7542985, 9051582, 15085970, 18103164, 22628955, 30171940, 45257910, 90515820]

約数ペア:

[(1, 90515820), (2, 45257910), (3, 30171940), (4, 22628955), (5, 18103164), (6, 15085970), (10, 9051582), (12, 7542985), (15, 6034388), (17, 5324460), (20, 4525791), (30, 3017194), (34, 2662230), (51, 1774820), (60, 1508597), (68, 1331115), (85, 1064892), (102, 887410), (170, 532446), (204, 443705), (255, 354964), (340, 266223), (510, 177482), (1020, 88741)]