284865100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{607}}^1$

素因数の和:672

約数の個数: 108

約数和(自身を含む): 703746624

約数和(自身を除く): 418881524

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 361, 380, 475, 494, 607, 650, 722, 950, 988, 1214, 1235, 1300, 1444, 1805, 1900, 2428, 2470, 3035, 3610, 4693, 4940, 6070, 6175, 7220, 7891, 9025, 9386, 11533, 12140, 12350, 15175, 15782, 18050, 18772, 23066, 23465, 24700, 30350, 31564, 36100, 39455, 46132, 46930, 57665, 60700, 78910, 93860, 115330, 117325, 149929, 157820, 197275, 219127, 230660, 234650, 288325, 299858, 394550, 438254, 469300, 576650, 599716, 749645, 789100, 876508, 1095635, 1153300, 1499290, 2191270, 2848651, 2998580, 3748225, 4382540, 5478175, 5697302, 7496450, 10956350, 11394604, 14243255, 14992900, 21912700, 28486510, 56973020, 71216275, 142432550, 284865100]

約数ペア:

[(1, 284865100), (2, 142432550), (4, 71216275), (5, 56973020), (10, 28486510), (13, 21912700), (19, 14992900), (20, 14243255), (25, 11394604), (26, 10956350), (38, 7496450), (50, 5697302), (52, 5478175), (65, 4382540), (76, 3748225), (95, 2998580), (100, 2848651), (130, 2191270), (190, 1499290), (247, 1153300), (260, 1095635), (325, 876508), (361, 789100), (380, 749645), (475, 599716), (494, 576650), (607, 469300), (650, 438254), (722, 394550), (950, 299858), (988, 288325), (1214, 234650), (1235, 230660), (1300, 219127), (1444, 197275), (1805, 157820), (1900, 149929), (2428, 117325), (2470, 115330), (3035, 93860), (3610, 78910), (4693, 60700), (4940, 57665), (6070, 46930), (6175, 46132), (7220, 39455), (7891, 36100), (9025, 31564), (9386, 30350), (11533, 24700), (12140, 23465), (12350, 23066), (15175, 18772), (15782, 18050)]