45750100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 108

約数和(自身を含む): 115444000

約数和(自身を除く): 69693900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 121, 190, 199, 209, 220, 242, 275, 380, 398, 418, 475, 484, 550, 605, 796, 836, 950, 995, 1045, 1100, 1210, 1900, 1990, 2090, 2189, 2299, 2420, 3025, 3781, 3980, 4180, 4378, 4598, 4975, 5225, 6050, 7562, 8756, 9196, 9950, 10450, 10945, 11495, 12100, 15124, 18905, 19900, 20900, 21890, 22990, 24079, 37810, 41591, 43780, 45980, 48158, 54725, 57475, 75620, 83182, 94525, 96316, 109450, 114950, 120395, 166364, 189050, 207955, 218900, 229900, 240790, 378100, 415910, 457501, 481580, 601975, 831820, 915002, 1039775, 1203950, 1830004, 2079550, 2287505, 2407900, 4159100, 4575010, 9150020, 11437525, 22875050, 45750100]

約数ペア:

[(1, 45750100), (2, 22875050), (4, 11437525), (5, 9150020), (10, 4575010), (11, 4159100), (19, 2407900), (20, 2287505), (22, 2079550), (25, 1830004), (38, 1203950), (44, 1039775), (50, 915002), (55, 831820), (76, 601975), (95, 481580), (100, 457501), (110, 415910), (121, 378100), (190, 240790), (199, 229900), (209, 218900), (220, 207955), (242, 189050), (275, 166364), (380, 120395), (398, 114950), (418, 109450), (475, 96316), (484, 94525), (550, 83182), (605, 75620), (796, 57475), (836, 54725), (950, 48158), (995, 45980), (1045, 43780), (1100, 41591), (1210, 37810), (1900, 24079), (1990, 22990), (2090, 21890), (2189, 20900), (2299, 19900), (2420, 18905), (3025, 15124), (3781, 12100), (3980, 11495), (4180, 10945), (4378, 10450), (4598, 9950), (4975, 9196), (5225, 8756), (6050, 7562)]