68841700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 157489920

約数和(自身を除く): 88648220

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 53, 62, 100, 106, 124, 155, 212, 265, 310, 419, 530, 620, 775, 838, 1060, 1325, 1550, 1643, 1676, 2095, 2650, 3100, 3286, 4190, 5300, 6572, 8215, 8380, 10475, 12989, 16430, 20950, 22207, 25978, 32860, 41075, 41900, 44414, 51956, 64945, 82150, 88828, 111035, 129890, 164300, 222070, 259780, 324725, 444140, 555175, 649450, 688417, 1110350, 1298900, 1376834, 2220700, 2753668, 3442085, 6884170, 13768340, 17210425, 34420850, 68841700]

約数ペア:

[(1, 68841700), (2, 34420850), (4, 17210425), (5, 13768340), (10, 6884170), (20, 3442085), (25, 2753668), (31, 2220700), (50, 1376834), (53, 1298900), (62, 1110350), (100, 688417), (106, 649450), (124, 555175), (155, 444140), (212, 324725), (265, 259780), (310, 222070), (419, 164300), (530, 129890), (620, 111035), (775, 88828), (838, 82150), (1060, 64945), (1325, 51956), (1550, 44414), (1643, 41900), (1676, 41075), (2095, 32860), (2650, 25978), (3100, 22207), (3286, 20950), (4190, 16430), (5300, 12989), (6572, 10475), (8215, 8380)]