53198860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 140767200

約数和(自身を除く): 87568340

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 89, 95, 110, 121, 130, 143, 178, 190, 209, 220, 242, 247, 260, 286, 356, 380, 418, 445, 484, 494, 572, 605, 715, 836, 890, 979, 988, 1045, 1157, 1210, 1235, 1430, 1573, 1691, 1780, 1958, 2090, 2299, 2314, 2420, 2470, 2717, 2860, 3146, 3382, 3916, 4180, 4598, 4628, 4895, 4940, 5434, 5785, 6292, 6764, 7865, 8455, 9196, 9790, 10769, 10868, 11495, 11570, 12727, 13585, 15730, 16910, 18601, 19580, 21538, 21983, 22990, 23140, 25454, 27170, 29887, 31460, 33820, 37202, 43076, 43966, 45980, 50908, 53845, 54340, 59774, 63635, 74404, 87932, 93005, 107690, 109915, 119548, 127270, 139997, 149435, 186010, 204611, 215380, 219830, 241813, 254540, 279994, 298870, 372020, 409222, 439660, 483626, 559988, 597740, 699985, 818444, 967252, 1023055, 1209065, 1399970, 2046110, 2418130, 2659943, 2799940, 4092220, 4836260, 5319886, 10639772, 13299715, 26599430, 53198860]

約数ペア:

[(1, 53198860), (2, 26599430), (4, 13299715), (5, 10639772), (10, 5319886), (11, 4836260), (13, 4092220), (19, 2799940), (20, 2659943), (22, 2418130), (26, 2046110), (38, 1399970), (44, 1209065), (52, 1023055), (55, 967252), (65, 818444), (76, 699985), (89, 597740), (95, 559988), (110, 483626), (121, 439660), (130, 409222), (143, 372020), (178, 298870), (190, 279994), (209, 254540), (220, 241813), (242, 219830), (247, 215380), (260, 204611), (286, 186010), (356, 149435), (380, 139997), (418, 127270), (445, 119548), (484, 109915), (494, 107690), (572, 93005), (605, 87932), (715, 74404), (836, 63635), (890, 59774), (979, 54340), (988, 53845), (1045, 50908), (1157, 45980), (1210, 43966), (1235, 43076), (1430, 37202), (1573, 33820), (1691, 31460), (1780, 29887), (1958, 27170), (2090, 25454), (2299, 23140), (2314, 22990), (2420, 21983), (2470, 21538), (2717, 19580), (2860, 18601), (3146, 16910), (3382, 15730), (3916, 13585), (4180, 12727), (4598, 11570), (4628, 11495), (4895, 10868), (4940, 10769), (5434, 9790), (5785, 9196), (6292, 8455), (6764, 7865)]