172000900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 425222784

約数和(自身を除く): 253221884

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 53, 68, 83, 85, 92, 100, 106, 115, 166, 170, 212, 230, 265, 332, 340, 391, 415, 425, 460, 530, 575, 782, 830, 850, 901, 1060, 1150, 1219, 1325, 1411, 1564, 1660, 1700, 1802, 1909, 1955, 2075, 2300, 2438, 2650, 2822, 3604, 3818, 3910, 4150, 4399, 4505, 4876, 5300, 5644, 6095, 7055, 7636, 7820, 8300, 8798, 9010, 9545, 9775, 12190, 14110, 17596, 18020, 19090, 19550, 20723, 21995, 22525, 24380, 28220, 30475, 32453, 35275, 38180, 39100, 41446, 43990, 45050, 47725, 60950, 64906, 70550, 74783, 82892, 87980, 90100, 95450, 101177, 103615, 109975, 121900, 129812, 141100, 149566, 162265, 190900, 202354, 207230, 219950, 299132, 324530, 373915, 404708, 414460, 439900, 505885, 518075, 649060, 747830, 811325, 1011770, 1036150, 1495660, 1622650, 1720009, 1869575, 2023540, 2072300, 2529425, 3245300, 3440018, 3739150, 5058850, 6880036, 7478300, 8600045, 10117700, 17200090, 34400180, 43000225, 86000450, 172000900]

約数ペア:

[(1, 172000900), (2, 86000450), (4, 43000225), (5, 34400180), (10, 17200090), (17, 10117700), (20, 8600045), (23, 7478300), (25, 6880036), (34, 5058850), (46, 3739150), (50, 3440018), (53, 3245300), (68, 2529425), (83, 2072300), (85, 2023540), (92, 1869575), (100, 1720009), (106, 1622650), (115, 1495660), (166, 1036150), (170, 1011770), (212, 811325), (230, 747830), (265, 649060), (332, 518075), (340, 505885), (391, 439900), (415, 414460), (425, 404708), (460, 373915), (530, 324530), (575, 299132), (782, 219950), (830, 207230), (850, 202354), (901, 190900), (1060, 162265), (1150, 149566), (1219, 141100), (1325, 129812), (1411, 121900), (1564, 109975), (1660, 103615), (1700, 101177), (1802, 95450), (1909, 90100), (1955, 87980), (2075, 82892), (2300, 74783), (2438, 70550), (2650, 64906), (2822, 60950), (3604, 47725), (3818, 45050), (3910, 43990), (4150, 41446), (4399, 39100), (4505, 38180), (4876, 35275), (5300, 32453), (5644, 30475), (6095, 28220), (7055, 24380), (7636, 22525), (7820, 21995), (8300, 20723), (8798, 19550), (9010, 19090), (9545, 18020), (9775, 17596), (12190, 14110)]