80066800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 120

約数和(自身を含む): 216986112

約数和(自身を除く): 136919312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 310, 341, 400, 440, 496, 550, 587, 620, 682, 775, 880, 1100, 1174, 1240, 1364, 1550, 1705, 2200, 2348, 2480, 2728, 2935, 3100, 3410, 4400, 4696, 5456, 5870, 6200, 6457, 6820, 8525, 9392, 11740, 12400, 12914, 13640, 14675, 17050, 18197, 23480, 25828, 27280, 29350, 32285, 34100, 36394, 46960, 51656, 58700, 64570, 68200, 72788, 90985, 103312, 117400, 129140, 136400, 145576, 161425, 181970, 200167, 234800, 258280, 291152, 322850, 363940, 400334, 454925, 516560, 645700, 727880, 800668, 909850, 1000835, 1291400, 1455760, 1601336, 1819700, 2001670, 2582800, 3202672, 3639400, 4003340, 5004175, 7278800, 8006680, 10008350, 16013360, 20016700, 40033400, 80066800]

約数ペア:

[(1, 80066800), (2, 40033400), (4, 20016700), (5, 16013360), (8, 10008350), (10, 8006680), (11, 7278800), (16, 5004175), (20, 4003340), (22, 3639400), (25, 3202672), (31, 2582800), (40, 2001670), (44, 1819700), (50, 1601336), (55, 1455760), (62, 1291400), (80, 1000835), (88, 909850), (100, 800668), (110, 727880), (124, 645700), (155, 516560), (176, 454925), (200, 400334), (220, 363940), (248, 322850), (275, 291152), (310, 258280), (341, 234800), (400, 200167), (440, 181970), (496, 161425), (550, 145576), (587, 136400), (620, 129140), (682, 117400), (775, 103312), (880, 90985), (1100, 72788), (1174, 68200), (1240, 64570), (1364, 58700), (1550, 51656), (1705, 46960), (2200, 36394), (2348, 34100), (2480, 32285), (2728, 29350), (2935, 27280), (3100, 25828), (3410, 23480), (4400, 18197), (4696, 17050), (5456, 14675), (5870, 13640), (6200, 12914), (6457, 12400), (6820, 11740), (8525, 9392)]