71861660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 173238912

約数和(自身を除く): 101377252

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 61, 65, 92, 115, 122, 130, 197, 230, 244, 260, 299, 305, 394, 460, 598, 610, 788, 793, 985, 1196, 1220, 1403, 1495, 1586, 1970, 2561, 2806, 2990, 3172, 3940, 3965, 4531, 5122, 5612, 5980, 7015, 7930, 9062, 10244, 12017, 12805, 14030, 15860, 18124, 18239, 22655, 24034, 25610, 28060, 36478, 45310, 48068, 51220, 58903, 60085, 72956, 90620, 91195, 117806, 120170, 156221, 182390, 235612, 240340, 276391, 294515, 312442, 364780, 552782, 589030, 624884, 781105, 1105564, 1178060, 1381955, 1562210, 2763910, 3124420, 3593083, 5527820, 7186166, 14372332, 17965415, 35930830, 71861660]

約数ペア:

[(1, 71861660), (2, 35930830), (4, 17965415), (5, 14372332), (10, 7186166), (13, 5527820), (20, 3593083), (23, 3124420), (26, 2763910), (46, 1562210), (52, 1381955), (61, 1178060), (65, 1105564), (92, 781105), (115, 624884), (122, 589030), (130, 552782), (197, 364780), (230, 312442), (244, 294515), (260, 276391), (299, 240340), (305, 235612), (394, 182390), (460, 156221), (598, 120170), (610, 117806), (788, 91195), (793, 90620), (985, 72956), (1196, 60085), (1220, 58903), (1403, 51220), (1495, 48068), (1586, 45310), (1970, 36478), (2561, 28060), (2806, 25610), (2990, 24034), (3172, 22655), (3940, 18239), (3965, 18124), (4531, 15860), (5122, 14030), (5612, 12805), (5980, 12017), (7015, 10244), (7930, 9062)]