201770420420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{929}}^1\times {\mathrm{3919}}^1$

素因数の和:5037

約数の個数: 96

約数和(自身を含む): 451996070400

約数和(自身を除く): 250225649980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 929, 1630, 1858, 2771, 3260, 3716, 3919, 4645, 5542, 7838, 9290, 11084, 13855, 15676, 15793, 18580, 19595, 27710, 31586, 39190, 55420, 63172, 66623, 78380, 78965, 133246, 151427, 157930, 266492, 302854, 315860, 333115, 605708, 638797, 666230, 757135, 1277594, 1332460, 1514270, 2555188, 2574259, 3028540, 3193985, 3640751, 5148518, 6387970, 7281502, 10297036, 10859549, 12775940, 12871295, 14563004, 18203755, 21719098, 25742590, 36407510, 43438196, 51485180, 54297745, 61892767, 72815020, 108595490, 123785534, 217190980, 247571068, 309463835, 593442413, 618927670, 1186884826, 1237855340, 2373769652, 2967212065, 5934424130, 10088521021, 11868848260, 20177042042, 40354084084, 50442605105, 100885210210, 201770420420]

約数ペア:

[(1, 201770420420), (2, 100885210210), (4, 50442605105), (5, 40354084084), (10, 20177042042), (17, 11868848260), (20, 10088521021), (34, 5934424130), (68, 2967212065), (85, 2373769652), (163, 1237855340), (170, 1186884826), (326, 618927670), (340, 593442413), (652, 309463835), (815, 247571068), (929, 217190980), (1630, 123785534), (1858, 108595490), (2771, 72815020), (3260, 61892767), (3716, 54297745), (3919, 51485180), (4645, 43438196), (5542, 36407510), (7838, 25742590), (9290, 21719098), (11084, 18203755), (13855, 14563004), (15676, 12871295), (15793, 12775940), (18580, 10859549), (19595, 10297036), (27710, 7281502), (31586, 6387970), (39190, 5148518), (55420, 3640751), (63172, 3193985), (66623, 3028540), (78380, 2574259), (78965, 2555188), (133246, 1514270), (151427, 1332460), (157930, 1277594), (266492, 757135), (302854, 666230), (315860, 638797), (333115, 605708)]