89779890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 229236480

約数和(自身を除く): 139456590

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 401, 439, 510, 802, 878, 1203, 1317, 2005, 2195, 2406, 2634, 4010, 4390, 6015, 6585, 6817, 7463, 12030, 13170, 13634, 14926, 20451, 22389, 34085, 37315, 40902, 44778, 68170, 74630, 102255, 111945, 176039, 204510, 223890, 352078, 528117, 880195, 1056234, 1760390, 2640585, 2992663, 5281170, 5985326, 8977989, 14963315, 17955978, 29926630, 44889945, 89779890]

約数ペア:

[(1, 89779890), (2, 44889945), (3, 29926630), (5, 17955978), (6, 14963315), (10, 8977989), (15, 5985326), (17, 5281170), (30, 2992663), (34, 2640585), (51, 1760390), (85, 1056234), (102, 880195), (170, 528117), (255, 352078), (401, 223890), (439, 204510), (510, 176039), (802, 111945), (878, 102255), (1203, 74630), (1317, 68170), (2005, 44778), (2195, 40902), (2406, 37315), (2634, 34085), (4010, 22389), (4390, 20451), (6015, 14926), (6585, 13634), (6817, 13170), (7463, 12030)]