19833750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 120

約数和(自身を含む): 56288232

約数和(自身を除く): 36454482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 41, 43, 45, 50, 75, 82, 86, 90, 123, 125, 129, 150, 205, 215, 225, 246, 250, 258, 369, 375, 387, 410, 430, 450, 615, 625, 645, 738, 750, 774, 1025, 1075, 1125, 1230, 1250, 1290, 1763, 1845, 1875, 1935, 2050, 2150, 2250, 3075, 3225, 3526, 3690, 3750, 3870, 5125, 5289, 5375, 5625, 6150, 6450, 8815, 9225, 9675, 10250, 10578, 10750, 11250, 15375, 15867, 16125, 17630, 18450, 19350, 25625, 26445, 26875, 30750, 31734, 32250, 44075, 46125, 48375, 51250, 52890, 53750, 76875, 79335, 80625, 88150, 92250, 96750, 132225, 153750, 158670, 161250, 220375, 230625, 241875, 264450, 396675, 440750, 461250, 483750, 661125, 793350, 1101875, 1322250, 1983375, 2203750, 3305625, 3966750, 6611250, 9916875, 19833750]

約数ペア:

[(1, 19833750), (2, 9916875), (3, 6611250), (5, 3966750), (6, 3305625), (9, 2203750), (10, 1983375), (15, 1322250), (18, 1101875), (25, 793350), (30, 661125), (41, 483750), (43, 461250), (45, 440750), (50, 396675), (75, 264450), (82, 241875), (86, 230625), (90, 220375), (123, 161250), (125, 158670), (129, 153750), (150, 132225), (205, 96750), (215, 92250), (225, 88150), (246, 80625), (250, 79335), (258, 76875), (369, 53750), (375, 52890), (387, 51250), (410, 48375), (430, 46125), (450, 44075), (615, 32250), (625, 31734), (645, 30750), (738, 26875), (750, 26445), (774, 25625), (1025, 19350), (1075, 18450), (1125, 17630), (1230, 16125), (1250, 15867), (1290, 15375), (1763, 11250), (1845, 10750), (1875, 10578), (1935, 10250), (2050, 9675), (2150, 9225), (2250, 8815), (3075, 6450), (3225, 6150), (3526, 5625), (3690, 5375), (3750, 5289), (3870, 5125)]