28514200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1037

約数の個数: 96

約数和(自身を含む): 77963760

約数和(自身を除く): 49449560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 130, 143, 200, 220, 260, 275, 286, 325, 440, 520, 550, 572, 650, 715, 997, 1100, 1144, 1300, 1430, 1994, 2200, 2600, 2860, 3575, 3988, 4985, 5720, 7150, 7976, 9970, 10967, 12961, 14300, 19940, 21934, 24925, 25922, 28600, 39880, 43868, 49850, 51844, 54835, 64805, 87736, 99700, 103688, 109670, 129610, 142571, 199400, 219340, 259220, 274175, 285142, 324025, 438680, 518440, 548350, 570284, 648050, 712855, 1096700, 1140568, 1296100, 1425710, 2193400, 2592200, 2851420, 3564275, 5702840, 7128550, 14257100, 28514200]

約数ペア:

[(1, 28514200), (2, 14257100), (4, 7128550), (5, 5702840), (8, 3564275), (10, 2851420), (11, 2592200), (13, 2193400), (20, 1425710), (22, 1296100), (25, 1140568), (26, 1096700), (40, 712855), (44, 648050), (50, 570284), (52, 548350), (55, 518440), (65, 438680), (88, 324025), (100, 285142), (104, 274175), (110, 259220), (130, 219340), (143, 199400), (200, 142571), (220, 129610), (260, 109670), (275, 103688), (286, 99700), (325, 87736), (440, 64805), (520, 54835), (550, 51844), (572, 49850), (650, 43868), (715, 39880), (997, 28600), (1100, 25922), (1144, 24925), (1300, 21934), (1430, 19940), (1994, 14300), (2200, 12961), (2600, 10967), (2860, 9970), (3575, 7976), (3988, 7150), (4985, 5720)]