28014701575

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 41379351552

約数和(自身を除く): 13364649977

約数列:

[1, 5, 7, 25, 35, 53, 83, 151, 175, 241, 265, 371, 415, 581, 755, 1057, 1205, 1325, 1687, 1855, 2075, 2905, 3775, 4399, 5285, 6025, 8003, 8435, 9275, 12533, 12773, 14525, 20003, 21995, 26425, 30793, 36391, 40015, 42175, 56021, 62665, 63865, 87731, 89411, 100015, 109975, 140021, 153965, 181955, 200075, 254737, 280105, 313325, 319325, 438655, 447055, 500075, 664249, 700105, 769825, 909775, 1060159, 1273685, 1400525, 1928723, 2193275, 2235275, 3020453, 3321245, 3500525, 4649743, 5300795, 6368425, 7421113, 9643615, 13501061, 15102265, 16606225, 21143171, 23248715, 26503975, 37105565, 48218075, 67505305, 75511325, 105715855, 116243575, 160084009, 185527825, 337526525, 528579275, 800420045, 1120588063, 4002100225, 5602940315, 28014701575]

約数ペア:

[(1, 28014701575), (5, 5602940315), (7, 4002100225), (25, 1120588063), (35, 800420045), (53, 528579275), (83, 337526525), (151, 185527825), (175, 160084009), (241, 116243575), (265, 105715855), (371, 75511325), (415, 67505305), (581, 48218075), (755, 37105565), (1057, 26503975), (1205, 23248715), (1325, 21143171), (1687, 16606225), (1855, 15102265), (2075, 13501061), (2905, 9643615), (3775, 7421113), (4399, 6368425), (5285, 5300795), (6025, 4649743), (8003, 3500525), (8435, 3321245), (9275, 3020453), (12533, 2235275), (12773, 2193275), (14525, 1928723), (20003, 1400525), (21995, 1273685), (26425, 1060159), (30793, 909775), (36391, 769825), (40015, 700105), (42175, 664249), (56021, 500075), (62665, 447055), (63865, 438655), (87731, 319325), (89411, 313325), (100015, 280105), (109975, 254737), (140021, 200075), (153965, 181955)]