48872808520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{17623}}^1$

素因数の和:17783

約数の個数: 128

約数和(自身を含む): 119913696000

約数和(自身を除く): 71040887480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 89, 95, 152, 164, 178, 190, 205, 328, 356, 380, 410, 445, 712, 760, 779, 820, 890, 1558, 1640, 1691, 1780, 3116, 3382, 3560, 3649, 3895, 6232, 6764, 7298, 7790, 8455, 13528, 14596, 15580, 16910, 17623, 18245, 29192, 31160, 33820, 35246, 36490, 67640, 69331, 70492, 72980, 88115, 138662, 140984, 145960, 176230, 277324, 334837, 346655, 352460, 554648, 669674, 693310, 704920, 722543, 1339348, 1386620, 1445086, 1568447, 1674185, 2678696, 2773240, 2890172, 3136894, 3348370, 3612715, 5780344, 6273788, 6696740, 7225430, 7842235, 12547576, 13393480, 13728317, 14450860, 15684470, 27456634, 28901720, 29800493, 31368940, 54913268, 59600986, 62737880, 64306327, 68641585, 109826536, 119201972, 128612654, 137283170, 149002465, 238403944, 257225308, 274566340, 298004930, 321531635, 514450616, 549132680, 596009860, 643063270, 1192019720, 1221820213, 1286126540, 2443640426, 2572253080, 4887280852, 6109101065, 9774561704, 12218202130, 24436404260, 48872808520]

約数ペア:

[(1, 48872808520), (2, 24436404260), (4, 12218202130), (5, 9774561704), (8, 6109101065), (10, 4887280852), (19, 2572253080), (20, 2443640426), (38, 1286126540), (40, 1221820213), (41, 1192019720), (76, 643063270), (82, 596009860), (89, 549132680), (95, 514450616), (152, 321531635), (164, 298004930), (178, 274566340), (190, 257225308), (205, 238403944), (328, 149002465), (356, 137283170), (380, 128612654), (410, 119201972), (445, 109826536), (712, 68641585), (760, 64306327), (779, 62737880), (820, 59600986), (890, 54913268), (1558, 31368940), (1640, 29800493), (1691, 28901720), (1780, 27456634), (3116, 15684470), (3382, 14450860), (3560, 13728317), (3649, 13393480), (3895, 12547576), (6232, 7842235), (6764, 7225430), (7298, 6696740), (7790, 6273788), (8455, 5780344), (13528, 3612715), (14596, 3348370), (15580, 3136894), (16910, 2890172), (17623, 2773240), (18245, 2678696), (29192, 1674185), (31160, 1568447), (33820, 1445086), (35246, 1386620), (36490, 1339348), (67640, 722543), (69331, 704920), (70492, 693310), (72980, 669674), (88115, 554648), (138662, 352460), (140984, 346655), (145960, 334837), (176230, 277324)]