202489300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1429}}^1$

素因数の和:1565

約数の個数: 72

約数和(自身を含む): 477877400

約数和(自身を除く): 275388100

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 109, 130, 218, 260, 325, 436, 545, 650, 1090, 1300, 1417, 1429, 2180, 2725, 2834, 2858, 5450, 5668, 5716, 7085, 7145, 10900, 14170, 14290, 18577, 28340, 28580, 35425, 35725, 37154, 70850, 71450, 74308, 92885, 141700, 142900, 155761, 185770, 311522, 371540, 464425, 623044, 778805, 928850, 1557610, 1857700, 2024893, 3115220, 3894025, 4049786, 7788050, 8099572, 10124465, 15576100, 20248930, 40497860, 50622325, 101244650, 202489300]

約数ペア:

[(1, 202489300), (2, 101244650), (4, 50622325), (5, 40497860), (10, 20248930), (13, 15576100), (20, 10124465), (25, 8099572), (26, 7788050), (50, 4049786), (52, 3894025), (65, 3115220), (100, 2024893), (109, 1857700), (130, 1557610), (218, 928850), (260, 778805), (325, 623044), (436, 464425), (545, 371540), (650, 311522), (1090, 185770), (1300, 155761), (1417, 142900), (1429, 141700), (2180, 92885), (2725, 74308), (2834, 71450), (2858, 70850), (5450, 37154), (5668, 35725), (5716, 35425), (7085, 28580), (7145, 28340), (10900, 18577), (14170, 14290)]