91505840

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{13781}}^1$

素因数の和:13877

約数の個数: 40

約数和(自身を含む): 215329968

約数和(自身を除く): 123824128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 13781, 27562, 55124, 68905, 110248, 137810, 220496, 275620, 551240, 1102480, 1143823, 2287646, 4575292, 5719115, 9150584, 11438230, 18301168, 22876460, 45752920, 91505840]

約数ペア:

[(1, 91505840), (2, 45752920), (4, 22876460), (5, 18301168), (8, 11438230), (10, 9150584), (16, 5719115), (20, 4575292), (40, 2287646), (80, 1143823), (83, 1102480), (166, 551240), (332, 275620), (415, 220496), (664, 137810), (830, 110248), (1328, 68905), (1660, 55124), (3320, 27562), (6640, 13781)]