51807500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 127534176

約数和(自身を除く): 75726676

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 53, 68, 85, 92, 100, 106, 115, 125, 170, 212, 230, 250, 265, 340, 391, 425, 460, 500, 530, 575, 625, 782, 850, 901, 1060, 1150, 1219, 1250, 1325, 1564, 1700, 1802, 1955, 2125, 2300, 2438, 2500, 2650, 2875, 3604, 3910, 4250, 4505, 4876, 5300, 5750, 6095, 6625, 7820, 8500, 9010, 9775, 10625, 11500, 12190, 13250, 14375, 18020, 19550, 20723, 21250, 22525, 24380, 26500, 28750, 30475, 33125, 39100, 41446, 42500, 45050, 48875, 57500, 60950, 66250, 82892, 90100, 97750, 103615, 112625, 121900, 132500, 152375, 195500, 207230, 225250, 244375, 304750, 414460, 450500, 488750, 518075, 563125, 609500, 761875, 977500, 1036150, 1126250, 1523750, 2072300, 2252500, 2590375, 3047500, 5180750, 10361500, 12951875, 25903750, 51807500]

約数ペア:

[(1, 51807500), (2, 25903750), (4, 12951875), (5, 10361500), (10, 5180750), (17, 3047500), (20, 2590375), (23, 2252500), (25, 2072300), (34, 1523750), (46, 1126250), (50, 1036150), (53, 977500), (68, 761875), (85, 609500), (92, 563125), (100, 518075), (106, 488750), (115, 450500), (125, 414460), (170, 304750), (212, 244375), (230, 225250), (250, 207230), (265, 195500), (340, 152375), (391, 132500), (425, 121900), (460, 112625), (500, 103615), (530, 97750), (575, 90100), (625, 82892), (782, 66250), (850, 60950), (901, 57500), (1060, 48875), (1150, 45050), (1219, 42500), (1250, 41446), (1325, 39100), (1564, 33125), (1700, 30475), (1802, 28750), (1955, 26500), (2125, 24380), (2300, 22525), (2438, 21250), (2500, 20723), (2650, 19550), (2875, 18020), (3604, 14375), (3910, 13250), (4250, 12190), (4505, 11500), (4876, 10625), (5300, 9775), (5750, 9010), (6095, 8500), (6625, 7820)]