68630900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 108

約数和(自身を含む): 167739264

約数和(自身を除く): 99108364

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 131, 155, 169, 260, 262, 310, 325, 338, 403, 524, 620, 650, 655, 676, 775, 806, 845, 1300, 1310, 1550, 1612, 1690, 1703, 2015, 2620, 3100, 3275, 3380, 3406, 4030, 4061, 4225, 5239, 6550, 6812, 8060, 8122, 8450, 8515, 10075, 10478, 13100, 16244, 16900, 17030, 20150, 20305, 20956, 22139, 26195, 34060, 40300, 40610, 42575, 44278, 52390, 52793, 81220, 85150, 88556, 101525, 104780, 105586, 110695, 130975, 170300, 203050, 211172, 221390, 261950, 263965, 406100, 442780, 523900, 527930, 553475, 686309, 1055860, 1106950, 1319825, 1372618, 2213900, 2639650, 2745236, 3431545, 5279300, 6863090, 13726180, 17157725, 34315450, 68630900]

約数ペア:

[(1, 68630900), (2, 34315450), (4, 17157725), (5, 13726180), (10, 6863090), (13, 5279300), (20, 3431545), (25, 2745236), (26, 2639650), (31, 2213900), (50, 1372618), (52, 1319825), (62, 1106950), (65, 1055860), (100, 686309), (124, 553475), (130, 527930), (131, 523900), (155, 442780), (169, 406100), (260, 263965), (262, 261950), (310, 221390), (325, 211172), (338, 203050), (403, 170300), (524, 130975), (620, 110695), (650, 105586), (655, 104780), (676, 101525), (775, 88556), (806, 85150), (845, 81220), (1300, 52793), (1310, 52390), (1550, 44278), (1612, 42575), (1690, 40610), (1703, 40300), (2015, 34060), (2620, 26195), (3100, 22139), (3275, 20956), (3380, 20305), (3406, 20150), (4030, 17030), (4061, 16900), (4225, 16244), (5239, 13100), (6550, 10478), (6812, 10075), (8060, 8515), (8122, 8450)]