28267250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 60877440

約数和(自身を除く): 32610190

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 541, 550, 950, 1045, 1082, 1375, 2090, 2375, 2705, 2750, 4750, 5225, 5410, 5951, 10279, 10450, 11902, 13525, 20558, 26125, 27050, 29755, 51395, 52250, 59510, 67625, 102790, 113069, 135250, 148775, 226138, 256975, 297550, 513950, 565345, 743875, 1130690, 1284875, 1487750, 2569750, 2826725, 5653450, 14133625, 28267250]

約数ペア:

[(1, 28267250), (2, 14133625), (5, 5653450), (10, 2826725), (11, 2569750), (19, 1487750), (22, 1284875), (25, 1130690), (38, 743875), (50, 565345), (55, 513950), (95, 297550), (110, 256975), (125, 226138), (190, 148775), (209, 135250), (250, 113069), (275, 102790), (418, 67625), (475, 59510), (541, 52250), (550, 51395), (950, 29755), (1045, 27050), (1082, 26125), (1375, 20558), (2090, 13525), (2375, 11902), (2705, 10450), (2750, 10279), (4750, 5951), (5225, 5410)]