200889910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 400075200

約数和(自身を除く): 199185290

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 97, 130, 178, 179, 194, 358, 445, 485, 890, 895, 970, 1157, 1261, 1790, 2314, 2327, 2522, 4654, 5785, 6305, 8633, 11570, 11635, 12610, 15931, 17266, 17363, 23270, 31862, 34726, 43165, 79655, 86330, 86815, 112229, 159310, 173630, 207103, 224458, 225719, 414206, 451438, 561145, 1035515, 1122290, 1128595, 1545307, 2071030, 2257190, 3090614, 7726535, 15453070, 20088991, 40177982, 100444955, 200889910]

約数ペア:

[(1, 200889910), (2, 100444955), (5, 40177982), (10, 20088991), (13, 15453070), (26, 7726535), (65, 3090614), (89, 2257190), (97, 2071030), (130, 1545307), (178, 1128595), (179, 1122290), (194, 1035515), (358, 561145), (445, 451438), (485, 414206), (890, 225719), (895, 224458), (970, 207103), (1157, 173630), (1261, 159310), (1790, 112229), (2314, 86815), (2327, 86330), (2522, 79655), (4654, 43165), (5785, 34726), (6305, 31862), (8633, 23270), (11570, 17363), (11635, 17266), (12610, 15931)]