251280492500

素因数分解:

$2^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{9767}}^1$

素因数の和:10083

約数の個数: 120

約数和(自身を含む): 565203127104

約数和(自身を除く): 313922634604

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 251, 410, 500, 502, 625, 820, 1004, 1025, 1250, 1255, 2050, 2500, 2510, 4100, 5020, 5125, 6275, 9767, 10250, 10291, 12550, 19534, 20500, 20582, 25100, 25625, 31375, 39068, 41164, 48835, 51250, 51455, 62750, 97670, 102500, 102910, 125500, 156875, 195340, 205820, 244175, 257275, 313750, 400447, 488350, 514550, 627500, 800894, 976700, 1029100, 1220875, 1286375, 1601788, 2002235, 2441750, 2451517, 2572750, 4004470, 4883500, 4903034, 5145500, 6104375, 6431875, 8008940, 9806068, 10011175, 12208750, 12257585, 12863750, 20022350, 24417500, 24515170, 25727500, 40044700, 49030340, 50055875, 61287925, 100111750, 100512197, 122575850, 200223500, 201024394, 245151700, 250279375, 306439625, 402048788, 500558750, 502560985, 612879250, 1001117500, 1005121970, 1225758500, 1532198125, 2010243940, 2512804925, 3064396250, 5025609850, 6128792500, 10051219700, 12564024625, 25128049250, 50256098500, 62820123125, 125640246250, 251280492500]

約数ペア:

[(1, 251280492500), (2, 125640246250), (4, 62820123125), (5, 50256098500), (10, 25128049250), (20, 12564024625), (25, 10051219700), (41, 6128792500), (50, 5025609850), (82, 3064396250), (100, 2512804925), (125, 2010243940), (164, 1532198125), (205, 1225758500), (250, 1005121970), (251, 1001117500), (410, 612879250), (500, 502560985), (502, 500558750), (625, 402048788), (820, 306439625), (1004, 250279375), (1025, 245151700), (1250, 201024394), (1255, 200223500), (2050, 122575850), (2500, 100512197), (2510, 100111750), (4100, 61287925), (5020, 50055875), (5125, 49030340), (6275, 40044700), (9767, 25727500), (10250, 24515170), (10291, 24417500), (12550, 20022350), (19534, 12863750), (20500, 12257585), (20582, 12208750), (25100, 10011175), (25625, 9806068), (31375, 8008940), (39068, 6431875), (41164, 6104375), (48835, 5145500), (51250, 4903034), (51455, 4883500), (62750, 4004470), (97670, 2572750), (102500, 2451517), (102910, 2441750), (125500, 2002235), (156875, 1601788), (195340, 1286375), (205820, 1220875), (244175, 1029100), (257275, 976700), (313750, 800894), (400447, 627500), (488350, 514550)]