64355720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11251}}^1$

素因数の和:11286

約数の個数: 64

約数和(自身を含む): 170130240

約数和(自身を除く): 105774520

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, 5720, 11251, 22502, 45004, 56255, 90008, 112510, 123761, 146263, 225020, 247522, 292526, 450040, 495044, 585052, 618805, 731315, 990088, 1170104, 1237610, 1462630, 1608893, 2475220, 2925260, 3217786, 4950440, 5850520, 6435572, 8044465, 12871144, 16088930, 32177860, 64355720]

約数ペア:

[(1, 64355720), (2, 32177860), (4, 16088930), (5, 12871144), (8, 8044465), (10, 6435572), (11, 5850520), (13, 4950440), (20, 3217786), (22, 2925260), (26, 2475220), (40, 1608893), (44, 1462630), (52, 1237610), (55, 1170104), (65, 990088), (88, 731315), (104, 618805), (110, 585052), (130, 495044), (143, 450040), (220, 292526), (260, 247522), (286, 225020), (440, 146263), (520, 123761), (572, 112510), (715, 90008), (1144, 56255), (1430, 45004), (2860, 22502), (5720, 11251)]