221567473725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{37199}}^1$

素因数の和:37415

約数の個数: 96

約数和(自身を含む): 406848960000

約数和(自身を除く): 185281486275

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 149, 195, 205, 325, 447, 533, 615, 745, 975, 1025, 1599, 1937, 2235, 2665, 3075, 3725, 5811, 6109, 7995, 9685, 11175, 13325, 18327, 29055, 30545, 37199, 39975, 48425, 79417, 91635, 111597, 145275, 152725, 185995, 238251, 397085, 458175, 483587, 557985, 929975, 1191255, 1450761, 1525159, 1985425, 2417935, 2789925, 4575477, 5542651, 5956275, 7253805, 7625795, 12089675, 16627953, 19827067, 22877385, 27713255, 36269025, 38128975, 59481201, 72054463, 83139765, 99135335, 114386925, 138566275, 216163389, 227248691, 297406005, 360272315, 415698825, 495676675, 681746073, 1080816945, 1136243455, 1487030025, 1801361575, 2954232983, 3408730365, 5404084725, 5681217275, 8862698949, 14771164915, 17043651825, 44313494745, 73855824575, 221567473725]

約数ペア:

[(1, 221567473725), (3, 73855824575), (5, 44313494745), (13, 17043651825), (15, 14771164915), (25, 8862698949), (39, 5681217275), (41, 5404084725), (65, 3408730365), (75, 2954232983), (123, 1801361575), (149, 1487030025), (195, 1136243455), (205, 1080816945), (325, 681746073), (447, 495676675), (533, 415698825), (615, 360272315), (745, 297406005), (975, 227248691), (1025, 216163389), (1599, 138566275), (1937, 114386925), (2235, 99135335), (2665, 83139765), (3075, 72054463), (3725, 59481201), (5811, 38128975), (6109, 36269025), (7995, 27713255), (9685, 22877385), (11175, 19827067), (13325, 16627953), (18327, 12089675), (29055, 7625795), (30545, 7253805), (37199, 5956275), (39975, 5542651), (48425, 4575477), (79417, 2789925), (91635, 2417935), (111597, 1985425), (145275, 1525159), (152725, 1450761), (185995, 1191255), (238251, 929975), (397085, 557985), (458175, 483587)]