161021250

素因数分解:

$2^1\times 3^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 482845440

約数和(自身を除く): 321824190

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 90, 117, 125, 130, 135, 150, 195, 225, 234, 250, 270, 325, 351, 367, 375, 390, 450, 585, 625, 650, 675, 702, 734, 750, 975, 1101, 1125, 1170, 1250, 1350, 1625, 1755, 1835, 1875, 1950, 2202, 2250, 2925, 3250, 3303, 3375, 3510, 3670, 3750, 4771, 4875, 5505, 5625, 5850, 6606, 6750, 8125, 8775, 9175, 9542, 9750, 9909, 11010, 11250, 14313, 14625, 16250, 16515, 16875, 17550, 18350, 19818, 23855, 24375, 27525, 28626, 29250, 33030, 33750, 42939, 43875, 45875, 47710, 48750, 49545, 55050, 71565, 73125, 82575, 85878, 87750, 91750, 99090, 119275, 128817, 137625, 143130, 146250, 165150, 214695, 219375, 229375, 238550, 247725, 257634, 275250, 357825, 412875, 429390, 438750, 458750, 495450, 596375, 644085, 688125, 715650, 825750, 1073475, 1192750, 1238625, 1288170, 1376250, 1789125, 2064375, 2146950, 2477250, 2981875, 3220425, 3578250, 4128750, 5367375, 5963750, 6193125, 6440850, 8945625, 10734750, 12386250, 16102125, 17891250, 26836875, 32204250, 53673750, 80510625, 161021250]

約数ペア:

[(1, 161021250), (2, 80510625), (3, 53673750), (5, 32204250), (6, 26836875), (9, 17891250), (10, 16102125), (13, 12386250), (15, 10734750), (18, 8945625), (25, 6440850), (26, 6193125), (27, 5963750), (30, 5367375), (39, 4128750), (45, 3578250), (50, 3220425), (54, 2981875), (65, 2477250), (75, 2146950), (78, 2064375), (90, 1789125), (117, 1376250), (125, 1288170), (130, 1238625), (135, 1192750), (150, 1073475), (195, 825750), (225, 715650), (234, 688125), (250, 644085), (270, 596375), (325, 495450), (351, 458750), (367, 438750), (375, 429390), (390, 412875), (450, 357825), (585, 275250), (625, 257634), (650, 247725), (675, 238550), (702, 229375), (734, 219375), (750, 214695), (975, 165150), (1101, 146250), (1125, 143130), (1170, 137625), (1250, 128817), (1350, 119275), (1625, 99090), (1755, 91750), (1835, 87750), (1875, 85878), (1950, 82575), (2202, 73125), (2250, 71565), (2925, 55050), (3250, 49545), (3303, 48750), (3375, 47710), (3510, 45875), (3670, 43875), (3750, 42939), (4771, 33750), (4875, 33030), (5505, 29250), (5625, 28626), (5850, 27525), (6606, 24375), (6750, 23855), (8125, 19818), (8775, 18350), (9175, 17550), (9542, 16875), (9750, 16515), (9909, 16250), (11010, 14625), (11250, 14313)]