65052220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1901}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 143791200

約数和(自身を除く): 78738980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 580, 590, 1180, 1711, 1901, 3422, 3802, 6844, 7604, 8555, 9505, 17110, 19010, 34220, 38020, 55129, 110258, 112159, 220516, 224318, 275645, 448636, 551290, 560795, 1102580, 1121590, 2243180, 3252611, 6505222, 13010444, 16263055, 32526110, 65052220]

約数ペア:

[(1, 65052220), (2, 32526110), (4, 16263055), (5, 13010444), (10, 6505222), (20, 3252611), (29, 2243180), (58, 1121590), (59, 1102580), (116, 560795), (118, 551290), (145, 448636), (236, 275645), (290, 224318), (295, 220516), (580, 112159), (590, 110258), (1180, 55129), (1711, 38020), (1901, 34220), (3422, 19010), (3802, 17110), (6844, 9505), (7604, 8555)]