8181567200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2551}}^1$

素因数の和:2801

約数の個数: 144

約数和(自身を含む): 21132397440

約数和(自身を除く): 12950830240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 211, 304, 380, 400, 422, 475, 608, 760, 800, 844, 950, 1055, 1520, 1688, 1900, 2110, 2551, 3040, 3376, 3800, 4009, 4220, 5102, 5275, 6752, 7600, 8018, 8440, 10204, 10550, 12755, 15200, 16036, 16880, 20045, 20408, 21100, 25510, 32072, 33760, 40090, 40816, 42200, 48469, 51020, 63775, 64144, 80180, 81632, 84400, 96938, 100225, 102040, 127550, 128288, 160360, 168800, 193876, 200450, 204080, 242345, 255100, 320720, 387752, 400900, 408160, 484690, 510200, 538261, 641440, 775504, 801800, 969380, 1020400, 1076522, 1211725, 1551008, 1603600, 1938760, 2040800, 2153044, 2423450, 2691305, 3207200, 3877520, 4306088, 4846900, 5382610, 7755040, 8612176, 9693800, 10226959, 10765220, 13456525, 17224352, 19387600, 20453918, 21530440, 26913050, 38775200, 40907836, 43060880, 51134795, 53826100, 81815672, 86121760, 102269590, 107652200, 163631344, 204539180, 215304400, 255673975, 327262688, 409078360, 430608800, 511347950, 818156720, 1022695900, 1636313440, 2045391800, 4090783600, 8181567200]

約数ペア:

[(1, 8181567200), (2, 4090783600), (4, 2045391800), (5, 1636313440), (8, 1022695900), (10, 818156720), (16, 511347950), (19, 430608800), (20, 409078360), (25, 327262688), (32, 255673975), (38, 215304400), (40, 204539180), (50, 163631344), (76, 107652200), (80, 102269590), (95, 86121760), (100, 81815672), (152, 53826100), (160, 51134795), (190, 43060880), (200, 40907836), (211, 38775200), (304, 26913050), (380, 21530440), (400, 20453918), (422, 19387600), (475, 17224352), (608, 13456525), (760, 10765220), (800, 10226959), (844, 9693800), (950, 8612176), (1055, 7755040), (1520, 5382610), (1688, 4846900), (1900, 4306088), (2110, 3877520), (2551, 3207200), (3040, 2691305), (3376, 2423450), (3800, 2153044), (4009, 2040800), (4220, 1938760), (5102, 1603600), (5275, 1551008), (6752, 1211725), (7600, 1076522), (8018, 1020400), (8440, 969380), (10204, 801800), (10550, 775504), (12755, 641440), (15200, 538261), (16036, 510200), (16880, 484690), (20045, 408160), (20408, 400900), (21100, 387752), (25510, 320720), (32072, 255100), (33760, 242345), (40090, 204080), (40816, 200450), (42200, 193876), (48469, 168800), (51020, 160360), (63775, 128288), (64144, 127550), (80180, 102040), (81632, 100225), (84400, 96938)]