209301950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 96

約数和(自身を含む): 464782752

約数和(自身を除く): 255480802

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 73, 110, 130, 143, 146, 275, 286, 325, 365, 401, 550, 650, 715, 730, 802, 803, 949, 1430, 1606, 1825, 1898, 2005, 3575, 3650, 4010, 4015, 4411, 4745, 5213, 7150, 8030, 8822, 9490, 10025, 10426, 10439, 20050, 20075, 20878, 22055, 23725, 26065, 29273, 40150, 44110, 47450, 52130, 52195, 57343, 58546, 104390, 110275, 114686, 130325, 146365, 220550, 260650, 260975, 286715, 292730, 322003, 380549, 521950, 573430, 644006, 731825, 761098, 1433575, 1463650, 1610015, 1902745, 2867150, 3220030, 3805490, 4186039, 8050075, 8372078, 9513725, 16100150, 19027450, 20930195, 41860390, 104650975, 209301950]

約数ペア:

[(1, 209301950), (2, 104650975), (5, 41860390), (10, 20930195), (11, 19027450), (13, 16100150), (22, 9513725), (25, 8372078), (26, 8050075), (50, 4186039), (55, 3805490), (65, 3220030), (73, 2867150), (110, 1902745), (130, 1610015), (143, 1463650), (146, 1433575), (275, 761098), (286, 731825), (325, 644006), (365, 573430), (401, 521950), (550, 380549), (650, 322003), (715, 292730), (730, 286715), (802, 260975), (803, 260650), (949, 220550), (1430, 146365), (1606, 130325), (1825, 114686), (1898, 110275), (2005, 104390), (3575, 58546), (3650, 57343), (4010, 52195), (4015, 52130), (4411, 47450), (4745, 44110), (5213, 40150), (7150, 29273), (8030, 26065), (8822, 23725), (9490, 22055), (10025, 20878), (10426, 20075), (10439, 20050)]