25920240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6353}}^1$

素因数の和:6386

約数の個数: 80

約数和(自身を含む): 85092768

約数和(自身を除く): 59172528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 6353, 12706, 19059, 25412, 31765, 38118, 50824, 63530, 76236, 95295, 101648, 108001, 127060, 152472, 190590, 216002, 254120, 304944, 324003, 381180, 432004, 508240, 540005, 648006, 762360, 864008, 1080010, 1296012, 1524720, 1620015, 1728016, 2160020, 2592024, 3240030, 4320040, 5184048, 6480060, 8640080, 12960120, 25920240]

約数ペア:

[(1, 25920240), (2, 12960120), (3, 8640080), (4, 6480060), (5, 5184048), (6, 4320040), (8, 3240030), (10, 2592024), (12, 2160020), (15, 1728016), (16, 1620015), (17, 1524720), (20, 1296012), (24, 1080010), (30, 864008), (34, 762360), (40, 648006), (48, 540005), (51, 508240), (60, 432004), (68, 381180), (80, 324003), (85, 304944), (102, 254120), (120, 216002), (136, 190590), (170, 152472), (204, 127060), (240, 108001), (255, 101648), (272, 95295), (340, 76236), (408, 63530), (510, 50824), (680, 38118), (816, 31765), (1020, 25412), (1360, 19059), (2040, 12706), (4080, 6353)]