40725367040

素因数分解:

$2^8\times 5^1\times {\mathrm{4253}}^1\times {\mathrm{7481}}^1$

素因数の和:11755

約数の個数: 72

約数和(自身を含む): 97585960248

約数和(自身を除く): 56860593208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4253, 7481, 8506, 14962, 17012, 21265, 29924, 34024, 37405, 42530, 59848, 68048, 74810, 85060, 119696, 136096, 149620, 170120, 239392, 272192, 299240, 340240, 478784, 544384, 598480, 680480, 957568, 1088768, 1196960, 1360960, 1915136, 2393920, 2721920, 4787840, 5443840, 9575680, 31816693, 63633386, 127266772, 159083465, 254533544, 318166930, 509067088, 636333860, 1018134176, 1272667720, 2036268352, 2545335440, 4072536704, 5090670880, 8145073408, 10181341760, 20362683520, 40725367040]

約数ペア:

[(1, 40725367040), (2, 20362683520), (4, 10181341760), (5, 8145073408), (8, 5090670880), (10, 4072536704), (16, 2545335440), (20, 2036268352), (32, 1272667720), (40, 1018134176), (64, 636333860), (80, 509067088), (128, 318166930), (160, 254533544), (256, 159083465), (320, 127266772), (640, 63633386), (1280, 31816693), (4253, 9575680), (7481, 5443840), (8506, 4787840), (14962, 2721920), (17012, 2393920), (21265, 1915136), (29924, 1360960), (34024, 1196960), (37405, 1088768), (42530, 957568), (59848, 680480), (68048, 598480), (74810, 544384), (85060, 478784), (119696, 340240), (136096, 299240), (149620, 272192), (170120, 239392)]