77916640

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:752

約数の個数: 96

約数和(自身を含む): 198567936

約数和(自身を除く): 120651296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 368, 460, 496, 620, 683, 713, 736, 920, 992, 1240, 1366, 1426, 1840, 2480, 2732, 2852, 3415, 3565, 3680, 4960, 5464, 5704, 6830, 7130, 10928, 11408, 13660, 14260, 15709, 21173, 21856, 22816, 27320, 28520, 31418, 42346, 54640, 57040, 62836, 78545, 84692, 105865, 109280, 114080, 125672, 157090, 169384, 211730, 251344, 314180, 338768, 423460, 486979, 502688, 628360, 677536, 846920, 973958, 1256720, 1693840, 1947916, 2434895, 2513440, 3387680, 3895832, 4869790, 7791664, 9739580, 15583328, 19479160, 38958320, 77916640]

約数ペア:

[(1, 77916640), (2, 38958320), (4, 19479160), (5, 15583328), (8, 9739580), (10, 7791664), (16, 4869790), (20, 3895832), (23, 3387680), (31, 2513440), (32, 2434895), (40, 1947916), (46, 1693840), (62, 1256720), (80, 973958), (92, 846920), (115, 677536), (124, 628360), (155, 502688), (160, 486979), (184, 423460), (230, 338768), (248, 314180), (310, 251344), (368, 211730), (460, 169384), (496, 157090), (620, 125672), (683, 114080), (713, 109280), (736, 105865), (920, 84692), (992, 78545), (1240, 62836), (1366, 57040), (1426, 54640), (1840, 42346), (2480, 31418), (2732, 28520), (2852, 27320), (3415, 22816), (3565, 21856), (3680, 21173), (4960, 15709), (5464, 14260), (5704, 13660), (6830, 11408), (7130, 10928)]