24841700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 58949352

約数和(自身を除く): 34107652

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 197, 260, 325, 388, 394, 485, 650, 788, 970, 985, 1261, 1300, 1940, 1970, 2425, 2522, 2561, 3940, 4850, 4925, 5044, 5122, 6305, 9700, 9850, 10244, 12610, 12805, 19109, 19700, 25220, 25610, 31525, 38218, 51220, 63050, 64025, 76436, 95545, 126100, 128050, 191090, 248417, 256100, 382180, 477725, 496834, 955450, 993668, 1242085, 1910900, 2484170, 4968340, 6210425, 12420850, 24841700]

約数ペア:

[(1, 24841700), (2, 12420850), (4, 6210425), (5, 4968340), (10, 2484170), (13, 1910900), (20, 1242085), (25, 993668), (26, 955450), (50, 496834), (52, 477725), (65, 382180), (97, 256100), (100, 248417), (130, 191090), (194, 128050), (197, 126100), (260, 95545), (325, 76436), (388, 64025), (394, 63050), (485, 51220), (650, 38218), (788, 31525), (970, 25610), (985, 25220), (1261, 19700), (1300, 19109), (1940, 12805), (1970, 12610), (2425, 10244), (2522, 9850), (2561, 9700), (3940, 6305), (4850, 5122), (4925, 5044)]