164416420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{51061}}^1$

素因数の和:51100

約数の個数: 48

約数和(自身を含む): 411763968

約数和(自身を除く): 247347548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 51061, 102122, 204244, 255305, 357427, 510610, 714854, 1021220, 1174403, 1429708, 1787135, 2348806, 3574270, 4697612, 5872015, 7148540, 8220821, 11744030, 16441642, 23488060, 32883284, 41104105, 82208210, 164416420]

約数ペア:

[(1, 164416420), (2, 82208210), (4, 41104105), (5, 32883284), (7, 23488060), (10, 16441642), (14, 11744030), (20, 8220821), (23, 7148540), (28, 5872015), (35, 4697612), (46, 3574270), (70, 2348806), (92, 1787135), (115, 1429708), (140, 1174403), (161, 1021220), (230, 714854), (322, 510610), (460, 357427), (644, 255305), (805, 204244), (1610, 102122), (3220, 51061)]