28029900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{233}}^1\times {\mathrm{401}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 81651024

約数和(自身を除く): 53621124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 233, 300, 401, 466, 699, 802, 932, 1165, 1203, 1398, 1604, 2005, 2330, 2406, 2796, 3495, 4010, 4660, 4812, 5825, 6015, 6990, 8020, 10025, 11650, 12030, 13980, 17475, 20050, 23300, 24060, 30075, 34950, 40100, 60150, 69900, 93433, 120300, 186866, 280299, 373732, 467165, 560598, 934330, 1121196, 1401495, 1868660, 2335825, 2802990, 4671650, 5605980, 7007475, 9343300, 14014950, 28029900]

約数ペア:

[(1, 28029900), (2, 14014950), (3, 9343300), (4, 7007475), (5, 5605980), (6, 4671650), (10, 2802990), (12, 2335825), (15, 1868660), (20, 1401495), (25, 1121196), (30, 934330), (50, 560598), (60, 467165), (75, 373732), (100, 280299), (150, 186866), (233, 120300), (300, 93433), (401, 69900), (466, 60150), (699, 40100), (802, 34950), (932, 30075), (1165, 24060), (1203, 23300), (1398, 20050), (1604, 17475), (2005, 13980), (2330, 12030), (2406, 11650), (2796, 10025), (3495, 8020), (4010, 6990), (4660, 6015), (4812, 5825)]