247799500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 592562880

約数和(自身を除く): 344763380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 125, 130, 134, 250, 260, 268, 325, 335, 500, 569, 650, 670, 871, 1138, 1300, 1340, 1625, 1675, 1742, 2276, 2845, 3250, 3350, 3484, 4355, 5690, 6500, 6700, 7397, 8375, 8710, 11380, 14225, 14794, 16750, 17420, 21775, 28450, 29588, 33500, 36985, 38123, 43550, 56900, 71125, 73970, 76246, 87100, 108875, 142250, 147940, 152492, 184925, 190615, 217750, 284500, 369850, 381230, 435500, 495599, 739700, 762460, 924625, 953075, 991198, 1849250, 1906150, 1982396, 2477995, 3698500, 3812300, 4765375, 4955990, 9530750, 9911980, 12389975, 19061500, 24779950, 49559900, 61949875, 123899750, 247799500]

約数ペア:

[(1, 247799500), (2, 123899750), (4, 61949875), (5, 49559900), (10, 24779950), (13, 19061500), (20, 12389975), (25, 9911980), (26, 9530750), (50, 4955990), (52, 4765375), (65, 3812300), (67, 3698500), (100, 2477995), (125, 1982396), (130, 1906150), (134, 1849250), (250, 991198), (260, 953075), (268, 924625), (325, 762460), (335, 739700), (500, 495599), (569, 435500), (650, 381230), (670, 369850), (871, 284500), (1138, 217750), (1300, 190615), (1340, 184925), (1625, 152492), (1675, 147940), (1742, 142250), (2276, 108875), (2845, 87100), (3250, 76246), (3350, 73970), (3484, 71125), (4355, 56900), (5690, 43550), (6500, 38123), (6700, 36985), (7397, 33500), (8375, 29588), (8710, 28450), (11380, 21775), (14225, 17420), (14794, 16750)]