78897363584

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{1999}}^1\times {\mathrm{23719}}^1$

素因数の和:25745

約数の個数: 64

約数和(自身を含む): 169360800000

約数和(自身を除く): 90463436416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 1999, 3998, 7996, 15992, 23719, 25987, 31984, 47438, 51974, 63968, 94876, 103948, 127936, 189752, 207896, 255872, 308347, 379504, 415792, 616694, 759008, 831584, 1233388, 1518016, 1663168, 2466776, 3036032, 3326336, 4933552, 9867104, 19734208, 39468416, 47414281, 94828562, 189657124, 379314248, 616385653, 758628496, 1232771306, 1517256992, 2465542612, 3034513984, 4931085224, 6069027968, 9862170448, 19724340896, 39448681792, 78897363584]

約数ペア:

[(1, 78897363584), (2, 39448681792), (4, 19724340896), (8, 9862170448), (13, 6069027968), (16, 4931085224), (26, 3034513984), (32, 2465542612), (52, 1517256992), (64, 1232771306), (104, 758628496), (128, 616385653), (208, 379314248), (416, 189657124), (832, 94828562), (1664, 47414281), (1999, 39468416), (3998, 19734208), (7996, 9867104), (15992, 4933552), (23719, 3326336), (25987, 3036032), (31984, 2466776), (47438, 1663168), (51974, 1518016), (63968, 1233388), (94876, 831584), (103948, 759008), (127936, 616694), (189752, 415792), (207896, 379504), (255872, 308347)]