13883350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 29408832

約数和(自身を除く): 15525482

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 53, 62, 65, 106, 130, 155, 169, 265, 310, 325, 338, 403, 530, 650, 689, 775, 806, 845, 1325, 1378, 1550, 1643, 1690, 2015, 2650, 3286, 3445, 4030, 4225, 5239, 6890, 8215, 8450, 8957, 10075, 10478, 16430, 17225, 17914, 20150, 21359, 26195, 34450, 41075, 42718, 44785, 52390, 82150, 89570, 106795, 130975, 213590, 223925, 261950, 277667, 447850, 533975, 555334, 1067950, 1388335, 2776670, 6941675, 13883350]

約数ペア:

[(1, 13883350), (2, 6941675), (5, 2776670), (10, 1388335), (13, 1067950), (25, 555334), (26, 533975), (31, 447850), (50, 277667), (53, 261950), (62, 223925), (65, 213590), (106, 130975), (130, 106795), (155, 89570), (169, 82150), (265, 52390), (310, 44785), (325, 42718), (338, 41075), (403, 34450), (530, 26195), (650, 21359), (689, 20150), (775, 17914), (806, 17225), (845, 16430), (1325, 10478), (1378, 10075), (1550, 8957), (1643, 8450), (1690, 8215), (2015, 6890), (2650, 5239), (3286, 4225), (3445, 4030)]