203410025

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 323276184

約数和(自身を除く): 119866159

約数列:

[1, 5, 7, 13, 25, 35, 49, 53, 65, 91, 175, 241, 245, 265, 325, 371, 455, 637, 689, 1205, 1225, 1325, 1687, 1855, 2275, 2597, 3133, 3185, 3445, 4823, 6025, 8435, 9275, 11809, 12773, 12985, 15665, 15925, 17225, 21931, 24115, 33761, 42175, 59045, 63865, 64925, 78325, 89411, 109655, 120575, 153517, 166049, 168805, 295225, 319325, 447055, 548275, 625877, 767585, 830245, 844025, 1162343, 2235275, 3129385, 3837925, 4151225, 5811715, 8136401, 15646925, 29058575, 40682005, 203410025]

約数ペア:

[(1, 203410025), (5, 40682005), (7, 29058575), (13, 15646925), (25, 8136401), (35, 5811715), (49, 4151225), (53, 3837925), (65, 3129385), (91, 2235275), (175, 1162343), (241, 844025), (245, 830245), (265, 767585), (325, 625877), (371, 548275), (455, 447055), (637, 319325), (689, 295225), (1205, 168805), (1225, 166049), (1325, 153517), (1687, 120575), (1855, 109655), (2275, 89411), (2597, 78325), (3133, 64925), (3185, 63865), (3445, 59045), (4823, 42175), (6025, 33761), (8435, 24115), (9275, 21931), (11809, 17225), (12773, 15925), (12985, 15665)]