98887970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 196732800

約数和(自身を除く): 97844830

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 131, 137, 145, 190, 262, 274, 290, 551, 655, 685, 1102, 1310, 1370, 2489, 2603, 2755, 3799, 3973, 4978, 5206, 5510, 7598, 7946, 12445, 13015, 17947, 18995, 19865, 24890, 26030, 35894, 37990, 39730, 72181, 75487, 89735, 144362, 150974, 179470, 340993, 360905, 377435, 520463, 681986, 721810, 754870, 1040926, 1704965, 2602315, 3409930, 5204630, 9888797, 19777594, 49443985, 98887970]

約数ペア:

[(1, 98887970), (2, 49443985), (5, 19777594), (10, 9888797), (19, 5204630), (29, 3409930), (38, 2602315), (58, 1704965), (95, 1040926), (131, 754870), (137, 721810), (145, 681986), (190, 520463), (262, 377435), (274, 360905), (290, 340993), (551, 179470), (655, 150974), (685, 144362), (1102, 89735), (1310, 75487), (1370, 72181), (2489, 39730), (2603, 37990), (2755, 35894), (3799, 26030), (3973, 24890), (4978, 19865), (5206, 18995), (5510, 17947), (7598, 13015), (7946, 12445)]