2600649820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 5773420800

約数和(自身を除く): 3172770980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 239, 257, 290, 292, 365, 478, 514, 580, 730, 956, 1028, 1195, 1285, 1460, 2117, 2390, 2570, 4234, 4780, 5140, 6931, 7453, 8468, 10585, 13862, 14906, 17447, 18761, 21170, 27724, 29812, 34655, 34894, 37265, 37522, 42340, 61423, 69310, 69788, 74530, 75044, 87235, 93805, 122846, 138620, 149060, 174470, 187610, 245692, 307115, 348940, 375220, 505963, 544069, 614230, 1011926, 1088138, 1228460, 1781267, 2023852, 2176276, 2529815, 2720345, 3562534, 4483879, 5059630, 5440690, 7125068, 8906335, 8967758, 10119260, 10881380, 17812670, 17935516, 22419395, 35625340, 44838790, 89677580, 130032491, 260064982, 520129964, 650162455, 1300324910, 2600649820]

約数ペア:

[(1, 2600649820), (2, 1300324910), (4, 650162455), (5, 520129964), (10, 260064982), (20, 130032491), (29, 89677580), (58, 44838790), (73, 35625340), (116, 22419395), (145, 17935516), (146, 17812670), (239, 10881380), (257, 10119260), (290, 8967758), (292, 8906335), (365, 7125068), (478, 5440690), (514, 5059630), (580, 4483879), (730, 3562534), (956, 2720345), (1028, 2529815), (1195, 2176276), (1285, 2023852), (1460, 1781267), (2117, 1228460), (2390, 1088138), (2570, 1011926), (4234, 614230), (4780, 544069), (5140, 505963), (6931, 375220), (7453, 348940), (8468, 307115), (10585, 245692), (13862, 187610), (14906, 174470), (17447, 149060), (18761, 138620), (21170, 122846), (27724, 93805), (29812, 87235), (34655, 75044), (34894, 74530), (37265, 69788), (37522, 69310), (42340, 61423)]