73167640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20101}}^1$

素因数の和:20132

約数の個数: 64

約数和(自身を含む): 202628160

約数和(自身を除く): 129460520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 20101, 40202, 80404, 100505, 140707, 160808, 201010, 261313, 281414, 402020, 522626, 562828, 703535, 804040, 1045252, 1125656, 1306565, 1407070, 1829191, 2090504, 2613130, 2814140, 3658382, 5226260, 5628280, 7316764, 9145955, 10452520, 14633528, 18291910, 36583820, 73167640]

約数ペア:

[(1, 73167640), (2, 36583820), (4, 18291910), (5, 14633528), (7, 10452520), (8, 9145955), (10, 7316764), (13, 5628280), (14, 5226260), (20, 3658382), (26, 2814140), (28, 2613130), (35, 2090504), (40, 1829191), (52, 1407070), (56, 1306565), (65, 1125656), (70, 1045252), (91, 804040), (104, 703535), (130, 562828), (140, 522626), (182, 402020), (260, 281414), (280, 261313), (364, 201010), (455, 160808), (520, 140707), (728, 100505), (910, 80404), (1820, 40202), (3640, 20101)]