20176983500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{3499}}^1$

素因数の和:4144

約数の個数: 96

約数和(自身を含む): 46475520000

約数和(自身を除く): 26298536500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 607, 950, 1214, 1900, 2375, 2428, 3035, 3499, 4750, 6070, 6998, 9500, 11533, 12140, 13996, 15175, 17495, 23066, 30350, 34990, 46132, 57665, 60700, 66481, 69980, 75875, 87475, 115330, 132962, 151750, 174950, 230660, 265924, 288325, 303500, 332405, 349900, 437375, 576650, 664810, 874750, 1153300, 1329620, 1441625, 1662025, 1749500, 2123893, 2883250, 3324050, 4247786, 5766500, 6648100, 8310125, 8495572, 10619465, 16620250, 21238930, 33240500, 40353967, 42477860, 53097325, 80707934, 106194650, 161415868, 201769835, 212389300, 265486625, 403539670, 530973250, 807079340, 1008849175, 1061946500, 2017698350, 4035396700, 5044245875, 10088491750, 20176983500]

約数ペア:

[(1, 20176983500), (2, 10088491750), (4, 5044245875), (5, 4035396700), (10, 2017698350), (19, 1061946500), (20, 1008849175), (25, 807079340), (38, 530973250), (50, 403539670), (76, 265486625), (95, 212389300), (100, 201769835), (125, 161415868), (190, 106194650), (250, 80707934), (380, 53097325), (475, 42477860), (500, 40353967), (607, 33240500), (950, 21238930), (1214, 16620250), (1900, 10619465), (2375, 8495572), (2428, 8310125), (3035, 6648100), (3499, 5766500), (4750, 4247786), (6070, 3324050), (6998, 2883250), (9500, 2123893), (11533, 1749500), (12140, 1662025), (13996, 1441625), (15175, 1329620), (17495, 1153300), (23066, 874750), (30350, 664810), (34990, 576650), (46132, 437375), (57665, 349900), (60700, 332405), (66481, 303500), (69980, 288325), (75875, 265924), (87475, 230660), (115330, 174950), (132962, 151750)]