28307150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 27939250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 83, 95, 166, 190, 359, 415, 475, 718, 830, 950, 1577, 1795, 2075, 3154, 3590, 4150, 6821, 7885, 8975, 13642, 15770, 17950, 29797, 34105, 39425, 59594, 68210, 78850, 148985, 170525, 297970, 341050, 566143, 744925, 1132286, 1489850, 2830715, 5661430, 14153575, 28307150]

約数ペア:

[(1, 28307150), (2, 14153575), (5, 5661430), (10, 2830715), (19, 1489850), (25, 1132286), (38, 744925), (50, 566143), (83, 341050), (95, 297970), (166, 170525), (190, 148985), (359, 78850), (415, 68210), (475, 59594), (718, 39425), (830, 34105), (950, 29797), (1577, 17950), (1795, 15770), (2075, 13642), (3154, 8975), (3590, 7885), (4150, 6821)]