25372130680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{1951}}^1$

素因数の和:2345

約数の個数: 128

約数和(自身を含む): 62422617600

約数和(自身を除く): 37050486920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 281, 356, 445, 520, 562, 712, 890, 1124, 1157, 1405, 1780, 1951, 2248, 2314, 2810, 3560, 3653, 3902, 4628, 5620, 5785, 7306, 7804, 9256, 9755, 11240, 11570, 14612, 15608, 18265, 19510, 23140, 25009, 25363, 29224, 36530, 39020, 46280, 50018, 50726, 73060, 78040, 100036, 101452, 125045, 126815, 146120, 173639, 200072, 202904, 250090, 253630, 325117, 347278, 500180, 507260, 548231, 650234, 694556, 868195, 1000360, 1014520, 1096462, 1300468, 1389112, 1625585, 1736390, 2192924, 2257307, 2600936, 2741155, 3251170, 3472780, 4385848, 4514614, 5482310, 6502340, 6945560, 7127003, 9029228, 10964620, 11286535, 13004680, 14254006, 18058456, 21929240, 22573070, 28508012, 35635015, 45146140, 48792559, 57016024, 71270030, 90292280, 97585118, 142540060, 195170236, 243962795, 285080120, 390340472, 487925590, 634303267, 975851180, 1268606534, 1951702360, 2537213068, 3171516335, 5074426136, 6343032670, 12686065340, 25372130680]

約数ペア:

[(1, 25372130680), (2, 12686065340), (4, 6343032670), (5, 5074426136), (8, 3171516335), (10, 2537213068), (13, 1951702360), (20, 1268606534), (26, 975851180), (40, 634303267), (52, 487925590), (65, 390340472), (89, 285080120), (104, 243962795), (130, 195170236), (178, 142540060), (260, 97585118), (281, 90292280), (356, 71270030), (445, 57016024), (520, 48792559), (562, 45146140), (712, 35635015), (890, 28508012), (1124, 22573070), (1157, 21929240), (1405, 18058456), (1780, 14254006), (1951, 13004680), (2248, 11286535), (2314, 10964620), (2810, 9029228), (3560, 7127003), (3653, 6945560), (3902, 6502340), (4628, 5482310), (5620, 4514614), (5785, 4385848), (7306, 3472780), (7804, 3251170), (9256, 2741155), (9755, 2600936), (11240, 2257307), (11570, 2192924), (14612, 1736390), (15608, 1625585), (18265, 1389112), (19510, 1300468), (23140, 1096462), (25009, 1014520), (25363, 1000360), (29224, 868195), (36530, 694556), (39020, 650234), (46280, 548231), (50018, 507260), (50726, 500180), (73060, 347278), (78040, 325117), (100036, 253630), (101452, 250090), (125045, 202904), (126815, 200072), (146120, 173639)]