201878890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{1913}}^1$

素因数の和:2154

約数の個数: 32

約数和(自身を含む): 371668176

約数和(自身を除く): 169789286

約数列:

[1, 2, 5, 10, 61, 122, 173, 305, 346, 610, 865, 1730, 1913, 3826, 9565, 10553, 19130, 21106, 52765, 105530, 116693, 233386, 330949, 583465, 661898, 1166930, 1654745, 3309490, 20187889, 40375778, 100939445, 201878890]

約数ペア:

[(1, 201878890), (2, 100939445), (5, 40375778), (10, 20187889), (61, 3309490), (122, 1654745), (173, 1166930), (305, 661898), (346, 583465), (610, 330949), (865, 233386), (1730, 116693), (1913, 105530), (3826, 52765), (9565, 21106), (10553, 19130)]