53361880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 148780800

約数和(自身を除く): 95418920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 491, 494, 520, 572, 715, 760, 836, 982, 988, 1045, 1144, 1235, 1430, 1672, 1964, 1976, 2090, 2455, 2470, 2717, 2860, 3928, 4180, 4910, 4940, 5401, 5434, 5720, 6383, 8360, 9329, 9820, 9880, 10802, 10868, 12766, 13585, 18658, 19640, 21604, 21736, 25532, 27005, 27170, 31915, 37316, 43208, 46645, 51064, 54010, 54340, 63830, 70213, 74632, 93290, 102619, 108020, 108680, 121277, 127660, 140426, 186580, 205238, 216040, 242554, 255320, 280852, 351065, 373160, 410476, 485108, 513095, 561704, 606385, 702130, 820952, 970216, 1026190, 1212770, 1334047, 1404260, 2052380, 2425540, 2668094, 2808520, 4104760, 4851080, 5336188, 6670235, 10672376, 13340470, 26680940, 53361880]

約数ペア:

[(1, 53361880), (2, 26680940), (4, 13340470), (5, 10672376), (8, 6670235), (10, 5336188), (11, 4851080), (13, 4104760), (19, 2808520), (20, 2668094), (22, 2425540), (26, 2052380), (38, 1404260), (40, 1334047), (44, 1212770), (52, 1026190), (55, 970216), (65, 820952), (76, 702130), (88, 606385), (95, 561704), (104, 513095), (110, 485108), (130, 410476), (143, 373160), (152, 351065), (190, 280852), (209, 255320), (220, 242554), (247, 216040), (260, 205238), (286, 186580), (380, 140426), (418, 127660), (440, 121277), (491, 108680), (494, 108020), (520, 102619), (572, 93290), (715, 74632), (760, 70213), (836, 63830), (982, 54340), (988, 54010), (1045, 51064), (1144, 46645), (1235, 43208), (1430, 37316), (1672, 31915), (1964, 27170), (1976, 27005), (2090, 25532), (2455, 21736), (2470, 21604), (2717, 19640), (2860, 18658), (3928, 13585), (4180, 12766), (4910, 10868), (4940, 10802), (5401, 9880), (5434, 9820), (5720, 9329), (6383, 8360)]