72713440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15671}}^1$

素因数の和:15715

約数の個数: 48

約数和(自身を含む): 177720480

約数和(自身を除く): 105007040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 15671, 31342, 62684, 78355, 125368, 156710, 250736, 313420, 454459, 501472, 626840, 908918, 1253680, 1817836, 2272295, 2507360, 3635672, 4544590, 7271344, 9089180, 14542688, 18178360, 36356720, 72713440]

約数ペア:

[(1, 72713440), (2, 36356720), (4, 18178360), (5, 14542688), (8, 9089180), (10, 7271344), (16, 4544590), (20, 3635672), (29, 2507360), (32, 2272295), (40, 1817836), (58, 1253680), (80, 908918), (116, 626840), (145, 501472), (160, 454459), (232, 313420), (290, 250736), (464, 156710), (580, 125368), (928, 78355), (1160, 62684), (2320, 31342), (4640, 15671)]