25299560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4423}}^1$

素因数の和:4458

約数の個数: 64

約数和(自身を含む): 66890880

約数和(自身を除く): 41591320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 4423, 5720, 8846, 17692, 22115, 35384, 44230, 48653, 57499, 88460, 97306, 114998, 176920, 194612, 229996, 243265, 287495, 389224, 459992, 486530, 574990, 632489, 973060, 1149980, 1264978, 1946120, 2299960, 2529956, 3162445, 5059912, 6324890, 12649780, 25299560]

約数ペア:

[(1, 25299560), (2, 12649780), (4, 6324890), (5, 5059912), (8, 3162445), (10, 2529956), (11, 2299960), (13, 1946120), (20, 1264978), (22, 1149980), (26, 973060), (40, 632489), (44, 574990), (52, 486530), (55, 459992), (65, 389224), (88, 287495), (104, 243265), (110, 229996), (130, 194612), (143, 176920), (220, 114998), (260, 97306), (286, 88460), (440, 57499), (520, 48653), (572, 44230), (715, 35384), (1144, 22115), (1430, 17692), (2860, 8846), (4423, 5720)]