201619310360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{789673}}^1$

素因数の和:790188

約数の個数: 64

約数和(自身を含む): 489534706080

約数和(自身を除く): 287915395720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 491, 520, 982, 1964, 2455, 3928, 4910, 6383, 9820, 12766, 19640, 25532, 31915, 51064, 63830, 127660, 255320, 789673, 1579346, 3158692, 3948365, 6317384, 7896730, 10265749, 15793460, 20531498, 31586920, 41062996, 51328745, 82125992, 102657490, 205314980, 387729443, 410629960, 775458886, 1550917772, 1938647215, 3101835544, 3877294430, 5040482759, 7754588860, 10080965518, 15509177720, 20161931036, 25202413795, 40323862072, 50404827590, 100809655180, 201619310360]

約数ペア:

[(1, 201619310360), (2, 100809655180), (4, 50404827590), (5, 40323862072), (8, 25202413795), (10, 20161931036), (13, 15509177720), (20, 10080965518), (26, 7754588860), (40, 5040482759), (52, 3877294430), (65, 3101835544), (104, 1938647215), (130, 1550917772), (260, 775458886), (491, 410629960), (520, 387729443), (982, 205314980), (1964, 102657490), (2455, 82125992), (3928, 51328745), (4910, 41062996), (6383, 31586920), (9820, 20531498), (12766, 15793460), (19640, 10265749), (25532, 7896730), (31915, 6317384), (51064, 3948365), (63830, 3158692), (127660, 1579346), (255320, 789673)]