198128250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 539894160

約数和(自身を除く): 341765910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 173, 225, 250, 346, 375, 450, 509, 519, 750, 865, 1018, 1038, 1125, 1527, 1557, 1730, 2250, 2545, 2595, 3054, 3114, 4325, 4581, 5090, 5190, 7635, 7785, 8650, 9162, 12725, 12975, 15270, 15570, 21625, 22905, 25450, 25950, 38175, 38925, 43250, 45810, 63625, 64875, 76350, 77850, 88057, 114525, 127250, 129750, 176114, 190875, 194625, 229050, 264171, 381750, 389250, 440285, 528342, 572625, 792513, 880570, 1145250, 1320855, 1585026, 2201425, 2641710, 3962565, 4402850, 6604275, 7925130, 11007125, 13208550, 19812825, 22014250, 33021375, 39625650, 66042750, 99064125, 198128250]

約数ペア:

[(1, 198128250), (2, 99064125), (3, 66042750), (5, 39625650), (6, 33021375), (9, 22014250), (10, 19812825), (15, 13208550), (18, 11007125), (25, 7925130), (30, 6604275), (45, 4402850), (50, 3962565), (75, 2641710), (90, 2201425), (125, 1585026), (150, 1320855), (173, 1145250), (225, 880570), (250, 792513), (346, 572625), (375, 528342), (450, 440285), (509, 389250), (519, 381750), (750, 264171), (865, 229050), (1018, 194625), (1038, 190875), (1125, 176114), (1527, 129750), (1557, 127250), (1730, 114525), (2250, 88057), (2545, 77850), (2595, 76350), (3054, 64875), (3114, 63625), (4325, 45810), (4581, 43250), (5090, 38925), (5190, 38175), (7635, 25950), (7785, 25450), (8650, 22905), (9162, 21625), (12725, 15570), (12975, 15270)]