204400488980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{41}}^2\times {\mathrm{4441}}^1$

素因数の和:4606

約数の個数: 108

約数和(自身を含む): 452279829204

約数和(自身を除く): 247879340224

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 148, 164, 185, 205, 370, 410, 740, 820, 1369, 1517, 1681, 2738, 3034, 3362, 4441, 5476, 6068, 6724, 6845, 7585, 8405, 8882, 13690, 15170, 16810, 17764, 22205, 27380, 30340, 33620, 44410, 56129, 62197, 88820, 112258, 124394, 164317, 182081, 224516, 248788, 280645, 310985, 328634, 364162, 561290, 621970, 657268, 728324, 821585, 910405, 1122580, 1243940, 1643170, 1820810, 2301289, 3286340, 3641620, 4602578, 6079729, 6736997, 7465321, 9205156, 11506445, 12159458, 13473994, 14930642, 23012890, 24318916, 26947988, 29861284, 30398645, 33684985, 37326605, 46025780, 60797290, 67369970, 74653210, 121594580, 134739940, 149306420, 249268889, 276216877, 498537778, 552433754, 997075556, 1104867508, 1246344445, 1381084385, 2492688890, 2762168770, 4985377780, 5524337540, 10220024449, 20440048898, 40880097796, 51100122245, 102200244490, 204400488980]

約数ペア:

[(1, 204400488980), (2, 102200244490), (4, 51100122245), (5, 40880097796), (10, 20440048898), (20, 10220024449), (37, 5524337540), (41, 4985377780), (74, 2762168770), (82, 2492688890), (148, 1381084385), (164, 1246344445), (185, 1104867508), (205, 997075556), (370, 552433754), (410, 498537778), (740, 276216877), (820, 249268889), (1369, 149306420), (1517, 134739940), (1681, 121594580), (2738, 74653210), (3034, 67369970), (3362, 60797290), (4441, 46025780), (5476, 37326605), (6068, 33684985), (6724, 30398645), (6845, 29861284), (7585, 26947988), (8405, 24318916), (8882, 23012890), (13690, 14930642), (15170, 13473994), (16810, 12159458), (17764, 11506445), (22205, 9205156), (27380, 7465321), (30340, 6736997), (33620, 6079729), (44410, 4602578), (56129, 3641620), (62197, 3286340), (88820, 2301289), (112258, 1820810), (124394, 1643170), (164317, 1243940), (182081, 1122580), (224516, 910405), (248788, 821585), (280645, 728324), (310985, 657268), (328634, 621970), (364162, 561290)]