20194708300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1787}}^1\times {\mathrm{8693}}^1$

素因数の和:10507

約数の個数: 72

約数和(自身を含む): 47225321136

約数和(自身を除く): 27030612836

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1787, 3574, 7148, 8693, 8935, 17386, 17870, 23231, 34772, 35740, 43465, 44675, 46462, 86930, 89350, 92924, 113009, 116155, 173860, 178700, 217325, 226018, 232310, 434650, 452036, 464620, 565045, 580775, 869300, 1130090, 1161550, 2260180, 2323100, 2825225, 5650450, 11300900, 15534391, 31068782, 62137564, 77671955, 155343910, 201947083, 310687820, 388359775, 403894166, 776719550, 807788332, 1009735415, 1553439100, 2019470830, 4038941660, 5048677075, 10097354150, 20194708300]

約数ペア:

[(1, 20194708300), (2, 10097354150), (4, 5048677075), (5, 4038941660), (10, 2019470830), (13, 1553439100), (20, 1009735415), (25, 807788332), (26, 776719550), (50, 403894166), (52, 388359775), (65, 310687820), (100, 201947083), (130, 155343910), (260, 77671955), (325, 62137564), (650, 31068782), (1300, 15534391), (1787, 11300900), (3574, 5650450), (7148, 2825225), (8693, 2323100), (8935, 2260180), (17386, 1161550), (17870, 1130090), (23231, 869300), (34772, 580775), (35740, 565045), (43465, 464620), (44675, 452036), (46462, 434650), (86930, 232310), (89350, 226018), (92924, 217325), (113009, 178700), (116155, 173860)]