25458420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 77672448

約数和(自身を除く): 52214028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 195, 254, 257, 260, 381, 390, 508, 514, 635, 762, 771, 780, 1028, 1270, 1285, 1524, 1542, 1651, 1905, 2540, 2570, 3084, 3302, 3341, 3810, 3855, 4953, 5140, 6604, 6682, 7620, 7710, 8255, 9906, 10023, 13364, 15420, 16510, 16705, 19812, 20046, 24765, 32639, 33020, 33410, 40092, 49530, 50115, 65278, 66820, 97917, 99060, 100230, 130556, 163195, 195834, 200460, 326390, 391668, 424307, 489585, 652780, 848614, 979170, 1272921, 1697228, 1958340, 2121535, 2545842, 4243070, 5091684, 6364605, 8486140, 12729210, 25458420]

約数ペア:

[(1, 25458420), (2, 12729210), (3, 8486140), (4, 6364605), (5, 5091684), (6, 4243070), (10, 2545842), (12, 2121535), (13, 1958340), (15, 1697228), (20, 1272921), (26, 979170), (30, 848614), (39, 652780), (52, 489585), (60, 424307), (65, 391668), (78, 326390), (127, 200460), (130, 195834), (156, 163195), (195, 130556), (254, 100230), (257, 99060), (260, 97917), (381, 66820), (390, 65278), (508, 50115), (514, 49530), (635, 40092), (762, 33410), (771, 33020), (780, 32639), (1028, 24765), (1270, 20046), (1285, 19812), (1524, 16705), (1542, 16510), (1651, 15420), (1905, 13364), (2540, 10023), (2570, 9906), (3084, 8255), (3302, 7710), (3341, 7620), (3810, 6682), (3855, 6604), (4953, 5140)]