1331431400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16519}}^1$

素因数の和:16579

約数の個数: 96

約数和(自身を含む): 3441446400

約数和(自身を除く): 2110015000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 325, 403, 520, 620, 650, 775, 806, 1240, 1300, 1550, 1612, 2015, 2600, 3100, 3224, 4030, 6200, 8060, 10075, 16120, 16519, 20150, 33038, 40300, 66076, 80600, 82595, 132152, 165190, 214747, 330380, 412975, 429494, 512089, 660760, 825950, 858988, 1024178, 1073735, 1651900, 1717976, 2048356, 2147470, 2560445, 3303800, 4096712, 4294940, 5120890, 5368675, 6657157, 8589880, 10241780, 10737350, 12802225, 13314314, 20483560, 21474700, 25604450, 26628628, 33285785, 42949400, 51208900, 53257256, 66571570, 102417800, 133143140, 166428925, 266286280, 332857850, 665715700, 1331431400]

約数ペア:

[(1, 1331431400), (2, 665715700), (4, 332857850), (5, 266286280), (8, 166428925), (10, 133143140), (13, 102417800), (20, 66571570), (25, 53257256), (26, 51208900), (31, 42949400), (40, 33285785), (50, 26628628), (52, 25604450), (62, 21474700), (65, 20483560), (100, 13314314), (104, 12802225), (124, 10737350), (130, 10241780), (155, 8589880), (200, 6657157), (248, 5368675), (260, 5120890), (310, 4294940), (325, 4096712), (403, 3303800), (520, 2560445), (620, 2147470), (650, 2048356), (775, 1717976), (806, 1651900), (1240, 1073735), (1300, 1024178), (1550, 858988), (1612, 825950), (2015, 660760), (2600, 512089), (3100, 429494), (3224, 412975), (4030, 330380), (6200, 214747), (8060, 165190), (10075, 132152), (16120, 82595), (16519, 80600), (20150, 66076), (33038, 40300)]