205151700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1283}}^1$

素因数の和:1354

約数の個数: 144

約数和(自身を含む): 655333056

約数和(自身を除く): 450181356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 41, 50, 52, 60, 65, 75, 78, 82, 100, 123, 130, 150, 156, 164, 195, 205, 246, 260, 300, 325, 390, 410, 492, 533, 615, 650, 780, 820, 975, 1025, 1066, 1230, 1283, 1300, 1599, 1950, 2050, 2132, 2460, 2566, 2665, 3075, 3198, 3849, 3900, 4100, 5132, 5330, 6150, 6396, 6415, 7698, 7995, 10660, 12300, 12830, 13325, 15396, 15990, 16679, 19245, 25660, 26650, 31980, 32075, 33358, 38490, 39975, 50037, 52603, 53300, 64150, 66716, 76980, 79950, 83395, 96225, 100074, 105206, 128300, 157809, 159900, 166790, 192450, 200148, 210412, 250185, 263015, 315618, 333580, 384900, 416975, 500370, 526030, 631236, 683839, 789045, 833950, 1000740, 1052060, 1250925, 1315075, 1367678, 1578090, 1667900, 2051517, 2501850, 2630150, 2735356, 3156180, 3419195, 3945225, 4103034, 5003700, 5260300, 6838390, 7890450, 8206068, 10257585, 13676780, 15780900, 17095975, 20515170, 34191950, 41030340, 51287925, 68383900, 102575850, 205151700]

約数ペア:

[(1, 205151700), (2, 102575850), (3, 68383900), (4, 51287925), (5, 41030340), (6, 34191950), (10, 20515170), (12, 17095975), (13, 15780900), (15, 13676780), (20, 10257585), (25, 8206068), (26, 7890450), (30, 6838390), (39, 5260300), (41, 5003700), (50, 4103034), (52, 3945225), (60, 3419195), (65, 3156180), (75, 2735356), (78, 2630150), (82, 2501850), (100, 2051517), (123, 1667900), (130, 1578090), (150, 1367678), (156, 1315075), (164, 1250925), (195, 1052060), (205, 1000740), (246, 833950), (260, 789045), (300, 683839), (325, 631236), (390, 526030), (410, 500370), (492, 416975), (533, 384900), (615, 333580), (650, 315618), (780, 263015), (820, 250185), (975, 210412), (1025, 200148), (1066, 192450), (1230, 166790), (1283, 159900), (1300, 157809), (1599, 128300), (1950, 105206), (2050, 100074), (2132, 96225), (2460, 83395), (2566, 79950), (2665, 76980), (3075, 66716), (3198, 64150), (3849, 53300), (3900, 52603), (4100, 50037), (5132, 39975), (5330, 38490), (6150, 33358), (6396, 32075), (6415, 31980), (7698, 26650), (7995, 25660), (10660, 19245), (12300, 16679), (12830, 15990), (13325, 15396)]