620041725

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3451

約数の個数: 72

約数和(自身を含む): 1196555360

約数和(自身を除く): 576513635

約数列:

[1, 3, 5, 9, 15, 19, 25, 43, 45, 57, 75, 95, 129, 171, 215, 225, 285, 387, 475, 645, 817, 855, 1075, 1425, 1935, 2451, 3225, 3373, 4085, 4275, 7353, 9675, 10119, 12255, 16865, 20425, 30357, 36765, 50595, 61275, 64087, 84325, 145039, 151785, 183825, 192261, 252975, 320435, 435117, 576783, 725195, 758925, 961305, 1305351, 1602175, 2175585, 2755741, 2883915, 3625975, 4806525, 6526755, 8267223, 10877925, 13778705, 14419575, 24801669, 32633775, 41336115, 68893525, 124008345, 206680575, 620041725]

約数ペア:

[(1, 620041725), (3, 206680575), (5, 124008345), (9, 68893525), (15, 41336115), (19, 32633775), (25, 24801669), (43, 14419575), (45, 13778705), (57, 10877925), (75, 8267223), (95, 6526755), (129, 4806525), (171, 3625975), (215, 2883915), (225, 2755741), (285, 2175585), (387, 1602175), (475, 1305351), (645, 961305), (817, 758925), (855, 725195), (1075, 576783), (1425, 435117), (1935, 320435), (2451, 252975), (3225, 192261), (3373, 183825), (4085, 151785), (4275, 145039), (7353, 84325), (9675, 64087), (10119, 61275), (12255, 50595), (16865, 36765), (20425, 30357)]